Advanced Spacesuit Regulator (ASR) 80JSC025R7004

June 26, 2025 NASA/Johnson Space Center is issuing a Final Request for Proposal (RFP) for the for the Advanced Spacesuit Regulator (ASR), 80JSC025R7004. You are notified of the following: The entire proposal is due by August 11, 2025, at 1:00 PM Central Daylight Time. All questions regarding this RFP should be submitted in writing, electronically to Patricia K. Parker, Contracting Officer, at patricia.k.parker@nasa.gov and Frank D. Cunningham II, Contract Specialist, at frank.d.cunningham@nasa.gov on or before 5:00 PM. Central Daylight Time on July 10, 2025. Offerors are encouraged to submit questions as soon as possible for consideration. Questions shall be submitted using the Template for Submission of Comments in the Attachments section below. The RFP and additional attachments have also been posted in the Attachments section below. This RFP and associated documents supersede the Draft RFP in its entirety. Any additional documents will be available on www.sam.gov. The Technical Library is available in the Attachments section below on www.SAM.gov under Notice ID 80JSC025R7004. Please note that this Technical Library (Notice ID: 80JSC025R7004) is distinct from the one linked in Related Notice 80JSC025ASREGTL, which accompanied the Draft RFP (Related Notice: 80JSC025ASREG). This RFP and its associated documents supersede the Draft RFP in its entirety. If you have not accessed the Technical Library before, please complete the Technical Library Request Form and refer to the instructions below prior to submitting a request via www.sam.gov. OBTAINING ACCESS TO EXPORT CONTROLLED CONTENT: To?request access to the ASR Technical Library, individuals must provide a completed?ASR Technical Library Request Form to the Points of Contacts (POCs) listed in this notice. When responding, reference 80JSC025R7004 Technical Library Access in the subject line.? Individuals?requesting access to the Controlled Technical Library must provide the following information to the Contracting Officer, Patricia K. Parker, at patricia.k.parker@nasa.gov, and Contract Specialist, Frank D. Cunningham II at frank.d.cunningham@nasa.gov. The submitting individual shall verify that the information provided to NASA is correct, complete, and accurate. Vendors are responsible for ensuring their compliance with all U.S. export regulations per the ASR Technical Library Request Form. Please note that once the request form is submitted, you must have a log-in for sam.gov and once logged-in you must click the request access button in the attachments/links section of the announcement. If approved, you will be granted access to all ASR Technical Library documents. In order to gain access to a controlled document the user will need to have the proper role for the "request access" button to be visible. On a controlled document the title will be "greyed out" until the user has been granted access. Users will need to have either the Opportunities Admin or Data Entry role in the Contract Opportunity Domain. Once an interested user has requested access the contracting officer should receive a notification in SAM.gov. If you have issues regarding obtaining the appropriate role to access the document please contact SAM.gov. The Pre-Proposal Bulletin for this solicitation is expected to be posted in the Attachments section below approximately two weeks after the Final RFP's original posting date. NASA FAR Supplement (NFS) Clause 1852.215-84, Ombudsman, is applicable. The Ombudsman for this acquisition is Donna M. Shafer, donna.m.shafer@nasa.gov, 281-483-4258. It is the offeror's responsibility to monitor this this SAM.gov posting, as well as the ASR website for amendments to this solicitation and other information. Potential offerors will be responsible for downloading their own copy of the solicitation and amendments. Prospective offerors are encouraged to notify the Contracting Officer of their intent to submit an offer. _______________________________________________________________________________ Advanced Spacesuit Regulator (ASR) Notice of Proposed Contract Action NASA/JSC plans to issue a Request for Proposal (RFP) for the Advanced Spacesuit Regulator (ASR) Contract solicitation. The principal purpose of this requirement is to provide a next-generation oxygen regulator for spacesuits, designed to meet the highest standards of functionality and safety. This advanced system will play a crucial role in supporting mission objectives and will serve as an essential component for future NASA and commercial missions to the Moon and beyond. Additionally, the ASR acquisition may address the evolving needs of other NASA Centers, including enhancements to oxygen regulation systems, integration of advanced filtration technologies, and electronic control mechanisms for precise set-pressure adjustments. The Government does not intend to acquire a commercial product or commercial service using FAR Part 12. The NAICS Code and Size Standard are 336419 and 1,050 employees, respectively. The anticipated release date of the ASR Request for Proposal 80JSC025R7004 is on or about June 24, 2025, with an anticipated proposal due 30 calendar days later. All responsible sources may submit an offer which will be considered by the agency. The anticipated contract award date will be October 1, 2025, or sooner with an immediate effective date. The contract will be performed primarily offsite at the contractor s chosen facility. Additional testing may be performed onsite at NASA facilities, including but not limited to Johnson Space Center and White Sands Test Facility, as outlined in the Statement of Work, or via technical direction. NASA Clause 1852.215-84, Ombudsman, is applicable. The Center Ombudsman for this acquisition can be found at: https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf If a solicitation is released, then it and any additional documents will be available on Sam.gov. It is the offeror's responsibility to monitor this website for the release of the solicitation and amendments (if any). Potential offerors will be responsible for downloading their own copy of the solicitation and amendments (if any).

Modification 1 July 3, 2025 The purpose for this modification is to update the synopsis entitled Advanced Spacesuit Regulator (ASR), Request for Proposal Solicitation Notice ID 80JSC025R7004, which was posted June 26, 2025. You are hereby notified of the following changes to the solicitation package: Removal of the draft version of DRD ASR-LA-01 (NF 533) from the RFP in its entirety; Incorporation of the final, signed version of DRD ASR-LA-01 (NF 533) into the solicitation package (see ASR Request For Proposal - 80JSC025R7004 - 070325 (Amendment 1) Attachment); Attached the document titled ASR Pre-Solicitation Bulletin The due date for responses is NOT extended as a result of this modification. Please continue to monitor this SAM.gov posting for updates on the release of any documents, as well as the ASR website at https://www.nasa.gov/johnson/jsc-procurement/ARS. Potential offerors are responsible for monitoring this site for the release of any amendments to this solicitation and for downloading their own copy of the solicitation and amendments (if any). _______________________________________________________________________________ June 26, 2025 NASA/Johnson Space Center is issuing a Final Request for Proposal (RFP) for the for the Advanced Spacesuit Regulator (ASR), 80JSC025R7004. You are notified of the following: The entire proposal is due by August 11, 2025, at 1:00 PM Central Daylight Time. All questions regarding this RFP should be submitted in writing, electronically to Patricia K. Parker, Contracting Officer, at patricia.k.parker@nasa.gov and Frank D. Cunningham II, Contract Specialist, at frank.d.cunningham@nasa.gov on or before 5:00 PM. Central Daylight Time on July 10, 2025. Offerors are encouraged to submit questions as soon as possible for consideration. Questions shall be submitted using the Template for Submission of Comments in the Attachments section below. The RFP and additional attachments have also been posted in the Attachments section below. This RFP and associated documents supersede the Draft RFP in its entirety. Any additional documents will be available on www.sam.gov. The Technical Library is available in the Attachments section below on www.SAM.gov under Notice ID 80JSC025R7004. Please note that this Technical Library (Notice ID: 80JSC025R7004) is distinct from the one linked in Related Notice 80JSC025ASREGTL, which accompanied the Draft RFP (Related Notice: 80JSC025ASREG). This RFP and its associated documents supersede the Draft RFP in its entirety. If you have not accessed the Technical Library before, please complete the Technical Library Request Form and refer to the instructions below prior to submitting a request via www.sam.gov. OBTAINING ACCESS TO EXPORT CONTROLLED CONTENT: To?request access to the ASR Technical Library, individuals must provide a completed?ASR Technical Library Request Form to the Points of Contacts (POCs) listed in this notice. When responding, reference 80JSC025R7004 Technical Library Access in the subject line.? Individuals?requesting access to the Controlled Technical Library must provide the following information to the Contracting Officer, Patricia K. Parker, at patricia.k.parker@nasa.gov, and Contract Specialist, Frank D. Cunningham II at frank.d.cunningham@nasa.gov. The submitting individual shall verify that the information provided to NASA is correct, complete, and accurate. Vendors are responsible for ensuring their compliance with all U.S. export regulations per the ASR Technical Library Request Form. Please note that once the request form is submitted, you must have a log-in for sam.gov and once logged-in you must click the request access button in the attachments/links section of the announcement. If approved, you will be granted access to all ASR Technical Library documents. In order to gain access to a controlled document the user will need to have the proper role for the "request access" button to be visible. On a controlled document the title will be "greyed out" until the user has been granted access. Users will need to have either the Opportunities Admin or Data Entry role in the Contract Opportunity Domain. Once an interested user has requested access the contracting officer should receive a notification in SAM.gov. If you have issues regarding obtaining the appropriate role to access the document please contact SAM.gov. The Pre-Proposal Bulletin for this solicitation is expected to be posted in the Attachments section below approximately two weeks after the Final RFP's original posting date. NASA FAR Supplement (NFS) Clause 1852.215-84, Ombudsman, is applicable. The Ombudsman for this acquisition is Donna M. Shafer, donna.m.shafer@nasa.gov, 281-483-4258. It is the offeror's responsibility to monitor this this SAM.gov posting, as well as the ASR website for amendments to this solicitation and other information. Potential offerors will be responsible for downloading their own copy of the solicitation and amendments. Prospective offerors are encouraged to notify the Contracting Officer of their intent to submit an offer. _______________________________________________________________________________ Advanced Spacesuit Regulator (ASR) Notice of Proposed Contract Action NASA/JSC plans to issue a Request for Proposal (RFP) for the Advanced Spacesuit Regulator (ASR) Contract solicitation. The principal purpose of this requirement is to provide a next-generation oxygen regulator for spacesuits, designed to meet the highest standards of functionality and safety. This advanced system will play a crucial role in supporting mission objectives and will serve as an essential component for future NASA and commercial missions to the Moon and beyond. Additionally, the ASR acquisition may address the evolving needs of other NASA Centers, including enhancements to oxygen regulation systems, integration of advanced filtration technologies, and electronic control mechanisms for precise set-pressure adjustments. The Government does not intend to acquire a commercial product or commercial service using FAR Part 12. The NAICS Code and Size Standard are 336419 and 1,050 employees, respectively. The anticipated release date of the ASR Request for Proposal 80JSC025R7004 is on or about June 24, 2025, with an anticipated proposal due 30 calendar days later. All responsible sources may submit an offer which will be considered by the agency. The anticipated contract award date will be October 1, 2025, or sooner with an immediate effective date. The contract will be performed primarily offsite at the contractor s chosen facility. Additional testing may be performed onsite at NASA facilities, including but not limited to Johnson Space Center and White Sands Test Facility, as outlined in the Statement of Work, or via technical direction. NASA Clause 1852.215-84, Ombudsman, is applicable. The Center Ombudsman for this acquisition can be found at: https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf If a solicitation is released, then it and any additional documents will be available on Sam.gov. It is the offeror's responsibility to monitor this website for the release of the solicitation and amendments (if any). Potential offerors will be responsible for downloading their own copy of the solicitation and amendments (if any).

Amendment 2 July 16, 2025 The purpose for this amendment is to update the synopsis entitled Advanced Spacesuit Regulator (ASR), Request for Proposal Solicitation Notice ID 80JSC025R7004, which was posted June 26, 2025. You are hereby notified of the following update to the Technical Library included in the solicitation package: A new folder titled ASR Technical Library - SLN13102110 Files has been added. This folder contains the following attachments: Attachment SLN13102110_REV2_12122024 Attachment SLN13102110-601 Attachment SLN13102110-602 The due date for responses is NOT extended as a result of this modification. Please continue to monitor this SAM.gov posting for updates on the release of any documents, as well as the ASR website at https://www.nasa.gov/johnson/jsc-procurement/ARS. Potential offerors are responsible for monitoring this site for the release of any amendments to this solicitation and for downloading their own copy of the solicitation and amendments (if any). _______________________________________________________________________________ Amendment 1 July 3, 2025 The purpose of this amendment is to update the synopsis entitled Advanced Spacesuit Regulator (ASR), Request for Proposal Solicitation Notice ID 80JSC025R7004, which was posted June 26, 2025. You are hereby notified of the following changes to the solicitation package: Removal of the draft version of DRD ASR-LA-01 (NF 533) from the RFP in its entirety; Incorporation of the final, signed version of DRD ASR-LA-01 (NF 533) into the solicitation package (see ASR Request For Proposal - 80JSC025R7004 - 070325 (Amendment 1) Attachment); Attached the document titled ASR Pre-Solicitation Bulletin The due date for responses is NOT extended as a result of this modification. Please continue to monitor this SAM.gov posting for updates on the release of any documents, as well as the ASR website at https://www.nasa.gov/johnson/jsc-procurement/ARS. Potential offerors are responsible for monitoring this site for the release of any amendments to this solicitation and for downloading their own copy of the solicitation and amendments (if any). _______________________________________________________________________________ June 26, 2025 NASA/Johnson Space Center is issuing a Final Request for Proposal (RFP) for the for the Advanced Spacesuit Regulator (ASR), 80JSC025R7004. You are notified of the following: The entire proposal is due by August 11, 2025, at 1:00 PM Central Daylight Time. All questions regarding this RFP should be submitted in writing, electronically to Patricia K. Parker, Contracting Officer, at patricia.k.parker@nasa.gov and Frank D. Cunningham II, Contract Specialist, at frank.d.cunningham@nasa.gov on or before 5:00 PM. Central Daylight Time on July 10, 2025. Offerors are encouraged to submit questions as soon as possible for consideration. Questions shall be submitted using the Template for Submission of Comments in the Attachments section below. The RFP and additional attachments have also been posted in the Attachments section below. This RFP and associated documents supersede the Draft RFP in its entirety. Any additional documents will be available on www.sam.gov. The Technical Library is available in the Attachments section below on www.SAM.gov under Notice ID 80JSC025R7004. Please note that this Technical Library (Notice ID: 80JSC025R7004) is distinct from the one linked in Related Notice 80JSC025ASREGTL, which accompanied the Draft RFP (Related Notice: 80JSC025ASREG). This RFP and its associated documents supersede the Draft RFP in its entirety. If you have not accessed the Technical Library before, please complete the Technical Library Request Form and refer to the instructions below prior to submitting a request via www.sam.gov. OBTAINING ACCESS TO EXPORT CONTROLLED CONTENT: To?request access to the ASR Technical Library, individuals must provide a completed?ASR Technical Library Request Form to the Points of Contacts (POCs) listed in this notice. When responding, reference 80JSC025R7004 Technical Library Access in the subject line.? Individuals?requesting access to the Controlled Technical Library must provide the following information to the Contracting Officer, Patricia K. Parker, at patricia.k.parker@nasa.gov, and Contract Specialist, Frank D. Cunningham II at frank.d.cunningham@nasa.gov. The submitting individual shall verify that the information provided to NASA is correct, complete, and accurate. Vendors are responsible for ensuring their compliance with all U.S. export regulations per the ASR Technical Library Request Form. Please note that once the request form is submitted, you must have a log-in for sam.gov and once logged-in you must click the request access button in the attachments/links section of the announcement. If approved, you will be granted access to all ASR Technical Library documents. In order to gain access to a controlled document the user will need to have the proper role for the "request access" button to be visible. On a controlled document the title will be "greyed out" until the user has been granted access. Users will need to have either the Opportunities Admin or Data Entry role in the Contract Opportunity Domain. Once an interested user has requested access the contracting officer should receive a notification in SAM.gov. If you have issues regarding obtaining the appropriate role to access the document please contact SAM.gov. The Pre-Proposal Bulletin for this solicitation is expected to be posted in the Attachments section below approximately two weeks after the Final RFP's original posting date. NASA FAR Supplement (NFS) Clause 1852.215-84, Ombudsman, is applicable. The Ombudsman for this acquisition is Donna M. Shafer, donna.m.shafer@nasa.gov, 281-483-4258. It is the offeror's responsibility to monitor this this SAM.gov posting, as well as the ASR website for amendments to this solicitation and other information. Potential offerors will be responsible for downloading their own copy of the solicitation and amendments. Prospective offerors are encouraged to notify the Contracting Officer of their intent to submit an offer. _______________________________________________________________________________ Advanced Spacesuit Regulator (ASR) Notice of Proposed Contract Action NASA/JSC plans to issue a Request for Proposal (RFP) for the Advanced Spacesuit Regulator (ASR) Contract solicitation. The principal purpose of this requirement is to provide a next-generation oxygen regulator for spacesuits, designed to meet the highest standards of functionality and safety. This advanced system will play a crucial role in supporting mission objectives and will serve as an essential component for future NASA and commercial missions to the Moon and beyond. Additionally, the ASR acquisition may address the evolving needs of other NASA Centers, including enhancements to oxygen regulation systems, integration of advanced filtration technologies, and electronic control mechanisms for precise set-pressure adjustments. The Government does not intend to acquire a commercial product or commercial service using FAR Part 12. The NAICS Code and Size Standard are 336419 and 1,050 employees, respectively. The anticipated release date of the ASR Request for Proposal 80JSC025R7004 is on or about June 24, 2025, with an anticipated proposal due 30 calendar days later. All responsible sources may submit an offer which will be considered by the agency. The anticipated contract award date will be October 1, 2025, or sooner with an immediate effective date. The contract will be performed primarily offsite at the contractor s chosen facility. Additional testing may be performed onsite at NASA facilities, including but not limited to Johnson Space Center and White Sands Test Facility, as outlined in the Statement of Work, or via technical direction. NASA Clause 1852.215-84, Ombudsman, is applicable. The Center Ombudsman for this acquisition can be found at: https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf If a solicitation is released, then it and any additional documents will be available on Sam.gov. It is the offeror's responsibility to monitor this website for the release of the solicitation and amendments (if any). Potential offerors will be responsible for downloading their own copy of the solicitation and amendments (if any).

Amendment 3 August 1, 2025 The purpose of this amendment is to update the synopsis entitled Advanced Spacesuit Regulator (ASR), Request for Proposal Solicitation Notice ID 80JSC025R7004, which was posted on June 26, 2025. You are hereby notified of the following updates to the solicitation package: The cover letter attached to the Advanced Spacesuit Regulator (ASR) Request for Proposal, originally posted on June 26, 2025, has been updated (Amendment 3) to reflect a change in the Source Selection Authority (SSA), Senior Small Business Specialist, final proposal due date extension, and information on the public listing of respondents to facilitate teaming arrangements. The Pre-Proposal Bulletin posted on July 3, 2025, has been updated to reflect a change in the SSA, Senior Small Business Specialist, and final proposal due date extension. An interested parties list has been added to the attachments section below, titled ASR - Interested Parties List. The due date for responses is extended from August 11, 2025, 1:00 PM Central Daylight Time (CDT) to August 25, 2025, at 1:00 PM CDT. Please continue to monitor this SAM.gov posting for updates on the release of any documents, as well as the ASR website at https://www.nasa.gov/johnson/jsc-procurement/ARS. Potential offerors are responsible for monitoring this site for the release of any amendments to this solicitation and for downloading their own copy of the solicitation and amendments (if any). _______________________________________________________________________________ Amendment 2 July 16, 2025 The purpose for this amendment is to update the synopsis entitled Advanced Spacesuit Regulator (ASR), Request for Proposal Solicitation Notice ID 80JSC025R7004, which was posted June 26, 2025. You are hereby notified of the following update to the Technical Library included in the solicitation package: A new folder titled ASR Technical Library - SLN13102110 Files has been added. This folder contains the following attachments: Attachment SLN13102110_REV2_12122024 Attachment SLN13102110-601 Attachment SLN13102110-602 The due date for responses is NOT extended as a result of this modification. Please continue to monitor this SAM.gov posting for updates on the release of any documents, as well as the ASR website at https://www.nasa.gov/johnson/jsc-procurement/ARS. Potential offerors are responsible for monitoring this site for the release of any amendments to this solicitation and for downloading their own copy of the solicitation and amendments (if any). _______________________________________________________________________________ Amendment 1 July 3, 2025 The purpose of this amendment is to update the synopsis entitled Advanced Spacesuit Regulator (ASR), Request for Proposal Solicitation Notice ID 80JSC025R7004, which was posted June 26, 2025. You are hereby notified of the following changes to the solicitation package: Removal of the draft version of DRD ASR-LA-01 (NF 533) from the RFP in its entirety; Incorporation of the final, signed version of DRD ASR-LA-01 (NF 533) into the solicitation package (see ASR Request For Proposal - 80JSC025R7004 - 070325 (Amendment 1) Attachment); Attached the document titled ASR Pre-Solicitation Bulletin The due date for responses is NOT extended as a result of this modification. Please continue to monitor this SAM.gov posting for updates on the release of any documents, as well as the ASR website at https://www.nasa.gov/johnson/jsc-procurement/ARS. Potential offerors are responsible for monitoring this site for the release of any amendments to this solicitation and for downloading their own copy of the solicitation and amendments (if any). _______________________________________________________________________________ June 26, 2025 NASA/Johnson Space Center is issuing a Final Request for Proposal (RFP) for the for the Advanced Spacesuit Regulator (ASR), 80JSC025R7004. You are notified of the following: The entire proposal is due by August 11, 2025, at 1:00 PM Central Daylight Time. All questions regarding this RFP should be submitted in writing, electronically to Patricia K. Parker, Contracting Officer, at patricia.k.parker@nasa.gov and Frank D. Cunningham II, Contract Specialist, at frank.d.cunningham@nasa.gov on or before 5:00 PM. Central Daylight Time on July 10, 2025. Offerors are encouraged to submit questions as soon as possible for consideration. Questions shall be submitted using the Template for Submission of Comments in the Attachments section below. The RFP and additional attachments have also been posted in the Attachments section below. This RFP and associated documents supersede the Draft RFP in its entirety. Any additional documents will be available on www.sam.gov. The Technical Library is available in the Attachments section below on www.SAM.gov under Notice ID 80JSC025R7004. Please note that this Technical Library (Notice ID: 80JSC025R7004) is distinct from the one linked in Related Notice 80JSC025ASREGTL, which accompanied the Draft RFP (Related Notice: 80JSC025ASREG). This RFP and its associated documents supersede the Draft RFP in its entirety. If you have not accessed the Technical Library before, please complete the Technical Library Request Form and refer to the instructions below prior to submitting a request via www.sam.gov. OBTAINING ACCESS TO EXPORT CONTROLLED CONTENT: To?request access to the ASR Technical Library, individuals must provide a completed?ASR Technical Library Request Form to the Points of Contacts (POCs) listed in this notice. When responding, reference 80JSC025R7004 Technical Library Access in the subject line.? Individuals?requesting access to the Controlled Technical Library must provide the following information to the Contracting Officer, Patricia K. Parker, at patricia.k.parker@nasa.gov, and Contract Specialist, Frank D. Cunningham II at frank.d.cunningham@nasa.gov. The submitting individual shall verify that the information provided to NASA is correct, complete, and accurate. Vendors are responsible for ensuring their compliance with all U.S. export regulations per the ASR Technical Library Request Form. Please note that once the request form is submitted, you must have a log-in for sam.gov and once logged-in you must click the request access button in the attachments/links section of the announcement. If approved, you will be granted access to all ASR Technical Library documents. In order to gain access to a controlled document the user will need to have the proper role for the "request access" button to be visible. On a controlled document the title will be "greyed out" until the user has been granted access. Users will need to have either the Opportunities Admin or Data Entry role in the Contract Opportunity Domain. Once an interested user has requested access the contracting officer should receive a notification in SAM.gov. If you have issues regarding obtaining the appropriate role to access the document please contact SAM.gov. The Pre-Proposal Bulletin for this solicitation is expected to be posted in the Attachments section below approximately two weeks after the Final RFP's original posting date. NASA FAR Supplement (NFS) Clause 1852.215-84, Ombudsman, is applicable. The Ombudsman for this acquisition is Donna M. Shafer, donna.m.shafer@nasa.gov, 281-483-4258. It is the offeror's responsibility to monitor this this SAM.gov posting, as well as the ASR website for amendments to this solicitation and other information. Potential offerors will be responsible for downloading their own copy of the solicitation and amendments. Prospective offerors are encouraged to notify the Contracting Officer of their intent to submit an offer. _______________________________________________________________________________ Advanced Spacesuit Regulator (ASR) Notice of Proposed Contract Action NASA/JSC plans to issue a Request for Proposal (RFP) for the Advanced Spacesuit Regulator (ASR) Contract solicitation. The principal purpose of this requirement is to provide a next-generation oxygen regulator for spacesuits, designed to meet the highest standards of functionality and safety. This advanced system will play a crucial role in supporting mission objectives and will serve as an essential component for future NASA and commercial missions to the Moon and beyond. Additionally, the ASR acquisition may address the evolving needs of other NASA Centers, including enhancements to oxygen regulation systems, integration of advanced filtration technologies, and electronic control mechanisms for precise set-pressure adjustments. The Government does not intend to acquire a commercial product or commercial service using FAR Part 12. The NAICS Code and Size Standard are 336419 and 1,050 employees, respectively. The anticipated release date of the ASR Request for Proposal 80JSC025R7004 is on or about June 24, 2025, with an anticipated proposal due 30 calendar days later. All responsible sources may submit an offer which will be considered by the agency. The anticipated contract award date will be October 1, 2025, or sooner with an immediate effective date. The contract will be performed primarily offsite at the contractor s chosen facility. Additional testing may be performed onsite at NASA facilities, including but not limited to Johnson Space Center and White Sands Test Facility, as outlined in the Statement of Work, or via technical direction. NASA Clause 1852.215-84, Ombudsman, is applicable. The Center Ombudsman for this acquisition can be found at: https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf If a solicitation is released, then it and any additional documents will be available on Sam.gov. It is the offeror's responsibility to monitor this website for the release of the solicitation and amendments (if any). Potential offerors will be responsible for downloading their own copy of the solicitation and amendments (if any).

Amendment 4 August 25, 2025 Action Required: The deadline for the submission of proposals has been extended for all interested parties. Please ensure that your proposal is complete in its entirety, including all required documentation and attachments. In particular: Include a complete and signed model contract (all pages) as part of your submission package. Ensure that every section of the L-4 Cost Templates is fully completed. Deadline for Resubmission: Entities that have already submitted a proposal are granted the opportunity to resubmit their entire proposal. All proposals must be submitted with the required documentation no later than Wednesday, August 27, 2025, at 1:00 PM CDT. Please ensure you follow the instructions outlined in Section L.10, Electronic Submission of Proposals Proposal Marking and Delivery through NASA s EFSS Box (Nov 2024). If you are confident that your original submission is complete and compliant with all requirements, you may confirm that your initial submission will serve as your proposal for evaluation by sending an email to the Contracting Officer at patricia.k.parker@nasa.gov. Important Notice: Failure to follow all submission instructions in the Request for Proposals (RFP) may result in your proposal being deemed non-responsive per NFS 1815.305-70 Identification of Unacceptable Proposals, and not being evaluated for award by the government. We appreciate your attention to this matter and your continued interest in supporting NASA s mission. _______________________________________________________________________________ Amendment 3 August 1, 2025 The purpose of this amendment is to update the synopsis entitled Advanced Spacesuit Regulator (ASR), Request for Proposal Solicitation Notice ID 80JSC025R7004, which was posted on June 26, 2025. You are hereby notified of the following updates to the solicitation package: The cover letter attached to the Advanced Spacesuit Regulator (ASR) Request for Proposal, originally posted on June 26, 2025, has been updated (Amendment 3) to reflect a change in the Source Selection Authority (SSA), Senior Small Business Specialist, final proposal due date extension, and information on the public listing of respondents to facilitate teaming arrangements. The Pre-Proposal Bulletin posted on July 3, 2025, has been updated to reflect a change in the SSA, Senior Small Business Specialist, and final proposal due date extension. An interested parties list has been added to the attachments section below, titled ASR - Interested Parties List. The due date for responses is extended from August 11, 2025, 1:00 PM Central Daylight Time (CDT) to August 25, 2025, at 1:00 PM CDT. Please continue to monitor this SAM.gov posting for updates on the release of any documents, as well as the ASR website at https://www.nasa.gov/johnson/jsc-procurement/ARS. Potential offerors are responsible for monitoring this site for the release of any amendments to this solicitation and for downloading their own copy of the solicitation and amendments (if any). _______________________________________________________________________________ Amendment 2 July 16, 2025 The purpose for this amendment is to update the synopsis entitled Advanced Spacesuit Regulator (ASR), Request for Proposal Solicitation Notice ID 80JSC025R7004, which was posted June 26, 2025. You are hereby notified of the following update to the Technical Library included in the solicitation package: A new folder titled ASR Technical Library - SLN13102110 Files has been added. This folder contains the following attachments: Attachment SLN13102110_REV2_12122024 Attachment SLN13102110-601 Attachment SLN13102110-602 The due date for responses is NOT extended as a result of this modification. Please continue to monitor this SAM.gov posting for updates on the release of any documents, as well as the ASR website at https://www.nasa.gov/johnson/jsc-procurement/ARS. Potential offerors are responsible for monitoring this site for the release of any amendments to this solicitation and for downloading their own copy of the solicitation and amendments (if any). _______________________________________________________________________________ Amendment 1 July 3, 2025 The purpose of this amendment is to update the synopsis entitled Advanced Spacesuit Regulator (ASR), Request for Proposal Solicitation Notice ID 80JSC025R7004, which was posted June 26, 2025. You are hereby notified of the following changes to the solicitation package: Removal of the draft version of DRD ASR-LA-01 (NF 533) from the RFP in its entirety; Incorporation of the final, signed version of DRD ASR-LA-01 (NF 533) into the solicitation package (see ASR Request For Proposal - 80JSC025R7004 - 070325 (Amendment 1) Attachment); Attached the document titled ASR Pre-Solicitation Bulletin The due date for responses is NOT extended as a result of this modification. Please continue to monitor this SAM.gov posting for updates on the release of any documents, as well as the ASR website at https://www.nasa.gov/johnson/jsc-procurement/ARS. Potential offerors are responsible for monitoring this site for the release of any amendments to this solicitation and for downloading their own copy of the solicitation and amendments (if any). _______________________________________________________________________________ June 26, 2025 NASA/Johnson Space Center is issuing a Final Request for Proposal (RFP) for the for the Advanced Spacesuit Regulator (ASR), 80JSC025R7004. You are notified of the following: The entire proposal is due by August 11, 2025, at 1:00 PM Central Daylight Time. All questions regarding this RFP should be submitted in writing, electronically to Patricia K. Parker, Contracting Officer, at patricia.k.parker@nasa.gov and Frank D. Cunningham II, Contract Specialist, at frank.d.cunningham@nasa.gov on or before 5:00 PM. Central Daylight Time on July 10, 2025. Offerors are encouraged to submit questions as soon as possible for consideration. Questions shall be submitted using the Template for Submission of Comments in the Attachments section below. The RFP and additional attachments have also been posted in the Attachments section below. This RFP and associated documents supersede the Draft RFP in its entirety. Any additional documents will be available on www.sam.gov. The Technical Library is available in the Attachments section below on www.SAM.gov under Notice ID 80JSC025R7004. Please note that this Technical Library (Notice ID: 80JSC025R7004) is distinct from the one linked in Related Notice 80JSC025ASREGTL, which accompanied the Draft RFP (Related Notice: 80JSC025ASREG). This RFP and its associated documents supersede the Draft RFP in its entirety. If you have not accessed the Technical Library before, please complete the Technical Library Request Form and refer to the instructions below prior to submitting a request via www.sam.gov. OBTAINING ACCESS TO EXPORT CONTROLLED CONTENT: To?request access to the ASR Technical Library, individuals must provide a completed?ASR Technical Library Request Form to the Points of Contacts (POCs) listed in this notice. When responding, reference 80JSC025R7004 Technical Library Access in the subject line.? Individuals?requesting access to the Controlled Technical Library must provide the following information to the Contracting Officer, Patricia K. Parker, at patricia.k.parker@nasa.gov, and Contract Specialist, Frank D. Cunningham II at frank.d.cunningham@nasa.gov. The submitting individual shall verify that the information provided to NASA is correct, complete, and accurate. Vendors are responsible for ensuring their compliance with all U.S. export regulations per the ASR Technical Library Request Form. Please note that once the request form is submitted, you must have a log-in for sam.gov and once logged-in you must click the request access button in the attachments/links section of the announcement. If approved, you will be granted access to all ASR Technical Library documents. In order to gain access to a controlled document the user will need to have the proper role for the "request access" button to be visible. On a controlled document the title will be "greyed out" until the user has been granted access. Users will need to have either the Opportunities Admin or Data Entry role in the Contract Opportunity Domain. Once an interested user has requested access the contracting officer should receive a notification in SAM.gov. If you have issues regarding obtaining the appropriate role to access the document please contact SAM.gov. The Pre-Proposal Bulletin for this solicitation is expected to be posted in the Attachments section below approximately two weeks after the Final RFP's original posting date. NASA FAR Supplement (NFS) Clause 1852.215-84, Ombudsman, is applicable. The Ombudsman for this acquisition is Donna M. Shafer, donna.m.shafer@nasa.gov, 281-483-4258. It is the offeror's responsibility to monitor this this SAM.gov posting, as well as the ASR website for amendments to this solicitation and other information. Potential offerors will be responsible for downloading their own copy of the solicitation and amendments. Prospective offerors are encouraged to notify the Contracting Officer of their intent to submit an offer. _______________________________________________________________________________ Advanced Spacesuit Regulator (ASR) Notice of Proposed Contract Action NASA/JSC plans to issue a Request for Proposal (RFP) for the Advanced Spacesuit Regulator (ASR) Contract solicitation. The principal purpose of this requirement is to provide a next-generation oxygen regulator for spacesuits, designed to meet the highest standards of functionality and safety. This advanced system will play a crucial role in supporting mission objectives and will serve as an essential component for future NASA and commercial missions to the Moon and beyond. Additionally, the ASR acquisition may address the evolving needs of other NASA Centers, including enhancements to oxygen regulation systems, integration of advanced filtration technologies, and electronic control mechanisms for precise set-pressure adjustments. The Government does not intend to acquire a commercial product or commercial service using FAR Part 12. The NAICS Code and Size Standard are 336419 and 1,050 employees, respectively. The anticipated release date of the ASR Request for Proposal 80JSC025R7004 is on or about June 24, 2025, with an anticipated proposal due 30 calendar days later. All responsible sources may submit an offer which will be considered by the agency. The anticipated contract award date will be October 1, 2025, or sooner with an immediate effective date. The contract will be performed primarily offsite at the contractor s chosen facility. Additional testing may be performed onsite at NASA facilities, including but not limited to Johnson Space Center and White Sands Test Facility, as outlined in the Statement of Work, or via technical direction. NASA Clause 1852.215-84, Ombudsman, is applicable. The Center Ombudsman for this acquisition can be found at: https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf If a solicitation is released, then it and any additional documents will be available on Sam.gov. It is the offeror's responsibility to monitor this website for the release of the solicitation and amendments (if any). Potential offerors will be responsible for downloading their own copy of the solicitation and amendments (if any).

Proposal Deadline Extended The proposal submission deadline has been extended from Wednesday, August 27, 2025, at 1:00 PM CDT to Wednesday, August 27, 2025, at 5:00 PM CDT. Please be sure to follow all instructions outlined in Amendment 4. _______________________________________________________________________________ Amendment 4 August 25, 2025 Action Required: The deadline for the submission of proposals has been extended for all interested parties. Please ensure that your proposal is complete in its entirety, including all required documentation and attachments. In particular: Include a complete and signed model contract (all pages) as part of your submission package. Ensure that every section of the L-4 Cost Templates is fully completed. Deadline for Resubmission: Entities that have already submitted a proposal are granted the opportunity to resubmit their entire proposal. All proposals must be submitted with the required documentation no later than Wednesday, August 27, 2025, at 1:00 PM CDT. Please ensure you follow the instructions outlined in Section L.10, Electronic Submission of Proposals Proposal Marking and Delivery through NASA s EFSS Box (Nov 2024). If you are confident that your original submission is complete and compliant with all requirements, you may confirm that your initial submission will serve as your proposal for evaluation by sending an email to the Contracting Officer at patricia.k.parker@nasa.gov. Important Notice: Failure to follow all submission instructions in the Request for Proposals (RFP) may result in your proposal being deemed non-responsive per NFS 1815.305-70 Identification of Unacceptable Proposals, and not being evaluated for award by the government. We appreciate your attention to this matter and your continued interest in supporting NASA s mission. _______________________________________________________________________________ Amendment 3 August 1, 2025 The purpose of this amendment is to update the synopsis entitled Advanced Spacesuit Regulator (ASR), Request for Proposal Solicitation Notice ID 80JSC025R7004, which was posted on June 26, 2025. You are hereby notified of the following updates to the solicitation package: The cover letter attached to the Advanced Spacesuit Regulator (ASR) Request for Proposal, originally posted on June 26, 2025, has been updated (Amendment 3) to reflect a change in the Source Selection Authority (SSA), Senior Small Business Specialist, final proposal due date extension, and information on the public listing of respondents to facilitate teaming arrangements. The Pre-Proposal Bulletin posted on July 3, 2025, has been updated to reflect a change in the SSA, Senior Small Business Specialist, and final proposal due date extension. An interested parties list has been added to the attachments section below, titled ASR - Interested Parties List. The due date for responses is extended from August 11, 2025, 1:00 PM Central Daylight Time (CDT) to August 25, 2025, at 1:00 PM CDT. Please continue to monitor this SAM.gov posting for updates on the release of any documents, as well as the ASR website at https://www.nasa.gov/johnson/jsc-procurement/ARS. Potential offerors are responsible for monitoring this site for the release of any amendments to this solicitation and for downloading their own copy of the solicitation and amendments (if any). _______________________________________________________________________________ Amendment 2 July 16, 2025 The purpose for this amendment is to update the synopsis entitled Advanced Spacesuit Regulator (ASR), Request for Proposal Solicitation Notice ID 80JSC025R7004, which was posted June 26, 2025. You are hereby notified of the following update to the Technical Library included in the solicitation package: A new folder titled ASR Technical Library - SLN13102110 Files has been added. This folder contains the following attachments: Attachment SLN13102110_REV2_12122024 Attachment SLN13102110-601 Attachment SLN13102110-602 The due date for responses is NOT extended as a result of this modification. Please continue to monitor this SAM.gov posting for updates on the release of any documents, as well as the ASR website at https://www.nasa.gov/johnson/jsc-procurement/ARS. Potential offerors are responsible for monitoring this site for the release of any amendments to this solicitation and for downloading their own copy of the solicitation and amendments (if any). _______________________________________________________________________________ Amendment 1 July 3, 2025 The purpose of this amendment is to update the synopsis entitled Advanced Spacesuit Regulator (ASR), Request for Proposal Solicitation Notice ID 80JSC025R7004, which was posted June 26, 2025. You are hereby notified of the following changes to the solicitation package: Removal of the draft version of DRD ASR-LA-01 (NF 533) from the RFP in its entirety; Incorporation of the final, signed version of DRD ASR-LA-01 (NF 533) into the solicitation package (see ASR Request For Proposal - 80JSC025R7004 - 070325 (Amendment 1) Attachment); Attached the document titled ASR Pre-Solicitation Bulletin The due date for responses is NOT extended as a result of this modification. Please continue to monitor this SAM.gov posting for updates on the release of any documents, as well as the ASR website at https://www.nasa.gov/johnson/jsc-procurement/ARS. Potential offerors are responsible for monitoring this site for the release of any amendments to this solicitation and for downloading their own copy of the solicitation and amendments (if any). _______________________________________________________________________________ June 26, 2025 NASA/Johnson Space Center is issuing a Final Request for Proposal (RFP) for the for the Advanced Spacesuit Regulator (ASR), 80JSC025R7004. You are notified of the following: The entire proposal is due by August 11, 2025, at 1:00 PM Central Daylight Time. All questions regarding this RFP should be submitted in writing, electronically to Patricia K. Parker, Contracting Officer, at patricia.k.parker@nasa.gov and Frank D. Cunningham II, Contract Specialist, at frank.d.cunningham@nasa.gov on or before 5:00 PM. Central Daylight Time on July 10, 2025. Offerors are encouraged to submit questions as soon as possible for consideration. Questions shall be submitted using the Template for Submission of Comments in the Attachments section below. The RFP and additional attachments have also been posted in the Attachments section below. This RFP and associated documents supersede the Draft RFP in its entirety. Any additional documents will be available on www.sam.gov. The Technical Library is available in the Attachments section below on www.SAM.gov under Notice ID 80JSC025R7004. Please note that this Technical Library (Notice ID: 80JSC025R7004) is distinct from the one linked in Related Notice 80JSC025ASREGTL, which accompanied the Draft RFP (Related Notice: 80JSC025ASREG). This RFP and its associated documents supersede the Draft RFP in its entirety. If you have not accessed the Technical Library before, please complete the Technical Library Request Form and refer to the instructions below prior to submitting a request via www.sam.gov. OBTAINING ACCESS TO EXPORT CONTROLLED CONTENT: To?request access to the ASR Technical Library, individuals must provide a completed?ASR Technical Library Request Form to the Points of Contacts (POCs) listed in this notice. When responding, reference 80JSC025R7004 Technical Library Access in the subject line.? Individuals?requesting access to the Controlled Technical Library must provide the following information to the Contracting Officer, Patricia K. Parker, at patricia.k.parker@nasa.gov, and Contract Specialist, Frank D. Cunningham II at frank.d.cunningham@nasa.gov. The submitting individual shall verify that the information provided to NASA is correct, complete, and accurate. Vendors are responsible for ensuring their compliance with all U.S. export regulations per the ASR Technical Library Request Form. Please note that once the request form is submitted, you must have a log-in for sam.gov and once logged-in you must click the request access button in the attachments/links section of the announcement. If approved, you will be granted access to all ASR Technical Library documents. In order to gain access to a controlled document the user will need to have the proper role for the "request access" button to be visible. On a controlled document the title will be "greyed out" until the user has been granted access. Users will need to have either the Opportunities Admin or Data Entry role in the Contract Opportunity Domain. Once an interested user has requested access the contracting officer should receive a notification in SAM.gov. If you have issues regarding obtaining the appropriate role to access the document please contact SAM.gov. The Pre-Proposal Bulletin for this solicitation is expected to be posted in the Attachments section below approximately two weeks after the Final RFP's original posting date. NASA FAR Supplement (NFS) Clause 1852.215-84, Ombudsman, is applicable. The Ombudsman for this acquisition is Donna M. Shafer, donna.m.shafer@nasa.gov, 281-483-4258. It is the offeror's responsibility to monitor this this SAM.gov posting, as well as the ASR website for amendments to this solicitation and other information. Potential offerors will be responsible for downloading their own copy of the solicitation and amendments. Prospective offerors are encouraged to notify the Contracting Officer of their intent to submit an offer. _______________________________________________________________________________ Advanced Spacesuit Regulator (ASR) Notice of Proposed Contract Action NASA/JSC plans to issue a Request for Proposal (RFP) for the Advanced Spacesuit Regulator (ASR) Contract solicitation. The principal purpose of this requirement is to provide a next-generation oxygen regulator for spacesuits, designed to meet the highest standards of functionality and safety. This advanced system will play a crucial role in supporting mission objectives and will serve as an essential component for future NASA and commercial missions to the Moon and beyond. Additionally, the ASR acquisition may address the evolving needs of other NASA Centers, including enhancements to oxygen regulation systems, integration of advanced filtration technologies, and electronic control mechanisms for precise set-pressure adjustments. The Government does not intend to acquire a commercial product or commercial service using FAR Part 12. The NAICS Code and Size Standard are 336419 and 1,050 employees, respectively. The anticipated release date of the ASR Request for Proposal 80JSC025R7004 is on or about June 24, 2025, with an anticipated proposal due 30 calendar days later. All responsible sources may submit an offer which will be considered by the agency. The anticipated contract award date will be October 1, 2025, or sooner with an immediate effective date. The contract will be performed primarily offsite at the contractor s chosen facility. Additional testing may be performed onsite at NASA facilities, including but not limited to Johnson Space Center and White Sands Test Facility, as outlined in the Statement of Work, or via technical direction. NASA Clause 1852.215-84, Ombudsman, is applicable. The Center Ombudsman for this acquisition can be found at: https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf If a solicitation is released, then it and any additional documents will be available on Sam.gov. It is the offeror's responsibility to monitor this website for the release of the solicitation and amendments (if any). Potential offerors will be responsible for downloading their own copy of the solicitation and amendments (if any).