Future X-Band Radar Development and LRIP N00024-26-R-5502

23 September 2025 SYNOPSIS: The Naval Sea Systems Command intends to issue a competitive solicitation for FY26-33 to design the Future X-Band Radar (FXR), and to build, integrate, and test FXR Engineering Development Models (EDMs) and deliver multiple low-rate initial production (LRIP) units. The contemplated contract will include Cost-Plus-Incentive-Fee (CPIF) completion line item for development of the FXR system, Cost-Plus-Fixed-Fee (CPFF) level-of-effort (LOE) line items for engineering and field engineering support, and Fixed Price Incentive Firm Target (FPIF) line items for procurement of LRIP units and EDM hardware refresh. The contract will also include Cost-Only line items for ancillary Other Direct Costs (ODCs), Firm-Fixed-Price (FFP) and CPFF line items for Spares Orders, and FFP line item for Data Rights License Upgrade. IMPORTANT: In order to be considered for contract award, each company must have a TOP SECRET facility clearance with Sensitive Compartmented Information (TS/SCI) eligibility by the time of award. Offerors must be a United States (U.S.) company or an independent U.S. subsidiary. The export of defense articles, defense services, and related technical data is subject ot the Arms Export Control Act and the International Traffic in Arms Regulations, and requires the issuance of an export license by the U.S. Department of State. NAVSEA will issue the formal solicitation assoiated with this notice electronically via SAM at https://www.sam.gov which is the official Government Portal of Entry. The Government will not provide printed copies of the solicitation. Interested firms should continue to monitor SAM for the release of the solicitation. DRAFT SOLICITATION and Bidder's Library: A DRAFT Sections B, C, L, and parts of M of the solicitation, and the Bidder's Library has been made available to Industry. Please contact the contracting point(s) of contact below for instructions for obtaining the DRAFT solicitation and access to the Bidder's Library. DISCLAIMER: This pre-solicitation notice is for information purposes only and shall not be construed as a commitment by the Government to solicit contractual offers or award contracts. The Government is not soliciting, nor will it accept, proposals as a result of this synopsis. PREVIOUS NOTICES 18 September 2025 The U.S. Navy has made available questions and answers (Q&A) Batch 1 via NSERC. Please reach out to this notice's POCs for additional information. 21 August 2025: The U.S. Navy has made available an updated DRAFT RFP via NSERC. This DRAFT RFP includes Sections B, C, E, J, L, and parts of M. No clauses are included as part of this draft. In addition, UNCLASS GFI is available via the Bidder s Library on NSERC. Additional DRAFT RFP updates will follow in the coming weeks. Please provide feedback to this DRAFT RFP by 1600 EST on 5 September 2025. Please reach out to this notice s POCs for additional information. 16 June 2025: The U.S. Navy has made available an updated draft Section B and C of the RFP. Please reach out to this notice's POCs for additional information. The Government is accepting feedback from Industry until COB 01 JUL 2025. 1/8/2025 Update: Updated GFI is available as well as additional updated RFI questions. This information is being provided directly to companies that participated in the previous RFI and confirmed that they would like to receive the updated GFI/RFI. For any interested companies that did not respond to the previous RFI, please review the previous RFI, submit the appropriate requests and signed Terms of Use Agreements, etc. contained in the original posting and the GFI/RFI will be provided for participation.

30 September 2025 The U.S. Navy has made available Section B Notes for Schedule and Technical Performance Incentives via NSERC. Please reach out to this notice's POCs for additional information. 23 September 2025 SYNOPSIS: The Naval Sea Systems Command intends to issue a competitive solicitation for FY26-33 to design the Future X-Band Radar (FXR), and to build, integrate, and test FXR Engineering Development Models (EDMs) and deliver multiple low-rate initial production (LRIP) units. The contemplated contract will include Cost-Plus-Incentive-Fee (CPIF) completion line item for development of the FXR system, Cost-Plus-Fixed-Fee (CPFF) level-of-effort (LOE) line items for engineering and field engineering support, and Fixed Price Incentive Firm Target (FPIF) line items for procurement of LRIP units and EDM hardware refresh. The contract will also include Cost-Only line items for ancillary Other Direct Costs (ODCs), Firm-Fixed-Price (FFP) and CPFF line items for Spares Orders, and FFP line item for Data Rights License Upgrade. IMPORTANT: In order to be considered for contract award, each company must have a TOP SECRET facility clearance with Sensitive Compartmented Information (TS/SCI) eligibility by the time of award. Offerors must be a United States (U.S.) company or an independent U.S. subsidiary. The export of defense articles, defense services, and related technical data is subject ot the Arms Export Control Act and the International Traffic in Arms Regulations, and requires the issuance of an export license by the U.S. Department of State. NAVSEA will issue the formal solicitation assoiated with this notice electronically via SAM at https://www.sam.gov which is the official Government Portal of Entry. The Government will not provide printed copies of the solicitation. Interested firms should continue to monitor SAM for the release of the solicitation. DRAFT SOLICITATION and Bidder's Library: A DRAFT Sections B, C, L, and parts of M of the solicitation, and the Bidder's Library has been made available to Industry. Please contact the contracting point(s) of contact below for instructions for obtaining the DRAFT solicitation and access to the Bidder's Library. DISCLAIMER: This pre-solicitation notice is for information purposes only and shall not be construed as a commitment by the Government to solicit contractual offers or award contracts. The Government is not soliciting, nor will it accept, proposals as a result of this synopsis. PREVIOUS NOTICES 18 September 2025 The U.S. Navy has made available questions and answers (Q&A) Batch 1 via NSERC. Please reach out to this notice's POCs for additional information. 21 August 2025: The U.S. Navy has made available an updated DRAFT RFP via NSERC. This DRAFT RFP includes Sections B, C, E, J, L, and parts of M. No clauses are included as part of this draft. In addition, UNCLASS GFI is available via the Bidder s Library on NSERC. Additional DRAFT RFP updates will follow in the coming weeks. Please provide feedback to this DRAFT RFP by 1600 EST on 5 September 2025. Please reach out to this notice s POCs for additional information. 16 June 2025: The U.S. Navy has made available an updated draft Section B and C of the RFP. Please reach out to this notice's POCs for additional information. The Government is accepting feedback from Industry until COB 01 JUL 2025. 1/8/2025 Update: Updated GFI is available as well as additional updated RFI questions. This information is being provided directly to companies that participated in the previous RFI and confirmed that they would like to receive the updated GFI/RFI. For any interested companies that did not respond to the previous RFI, please review the previous RFI, submit the appropriate requests and signed Terms of Use Agreements, etc. contained in the original posting and the GFI/RFI will be provided for participation.

14 November 2025 - ISSUANCE OF FORMAL SOLICITATION N00024-26-R-5502 PEO IWS 2.0 is pleased to release the competitive Request for Proposal (RFP) for the Future X-Band Radar (FXR) for Fiscal Year 2026 (FY26) to FY33. The RFP and attachments will not be available on SAM.gov. Potential Offerors must contact the following POCs to receive the competitive RFP. The competitive RFP is also available on the FXR Bidder's Library via NSERC for companies who have an approved UNCLASS Terms of Use Agreement (TOUA). POCs: Alex Gosnell at alexander.b.gosnell.civ@us.navy.mil Jay Patel at jay.p.patel5.civ@us.navy.mil AVAILABILITY OF ATTACHMENTS AND BIDDER'S LIBRARY Section J Exhibits and Attachments, GFI, and Section L Attachments are available on the UNCLASS FXR Bidder's Library via NSERC. Please adhere to Section L 1.3 of the RFP. The deadline to request access to the Bidder's Library is 1500 EST 29 December 2025. SUBMISSION OF QUESTIONS Potential Offerors submitting questions relating to this solicitation shall adhere to Section L 1.4 of the RFP and submit to the POCs by 1500 EST 29 December 2025. Questions or comments may be subject to public release.

25 November 2025 - AMENDMENT 0001 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0001 and Bidder's Questions/Government Reponses (QA01) are available for potential Offerors. RFP Amendment 0001 and QA01 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0001 and QA01. The RFP Amendment 0001 and QA01 are also available on the UNCLASS FXR Bidder's Library via NSERC. 14 November 2025 - ISSUANCE OF FORMAL SOLICITATION N00024-26-R-5502 PEO IWS 2.0 is pleased to release the competitive Request for Proposal (RFP) for the Future X-Band Radar (FXR) for Fiscal Year 2026 (FY26) to FY33. The RFP and attachments will not be available on SAM.gov. Potential Offerors must contact the following POCs to receive the competitive RFP. The competitive RFP is also available on the FXR Bidder's Library via NSERC for companies who have an approved UNCLASS Terms of Use Agreement (TOUA). POCs: Alex Gosnell at alexander.b.gosnell.civ@us.navy.mil Jay Patel at jay.p.patel5.civ@us.navy.mil AVAILABILITY OF ATTACHMENTS AND BIDDER'S LIBRARY Section J Exhibits and Attachments, GFI, and Section L Attachments are available on the UNCLASS FXR Bidder's Library via NSERC. Please adhere to Section L 1.3 of the RFP. The deadline to request access to the Bidder's Library is 1500 EST 29 December 2025. SUBMISSION OF QUESTIONS Potential Offerors submitting questions relating to this solicitation shall adhere to Section L 1.4 of the RFP and submit to the POCs by 1500 EST 29 December 2025. Questions or comments may be subject to public release.

10 December 2025 - AMENDMENT 0002 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0002 and Bidder's Questions/Government Reponses (QA02) are available for potential Offerors. RFP Amendment 0002 and QA02 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0002 and QA02. The RFP Amendment 0002 and QA02 are also available on the UNCLASS FXR Bidder's Library via NSERC. 25 November 2025 - AMENDMENT 0001 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0001 and Bidder's Questions/Government Reponses (QA01) are available for potential Offerors. RFP Amendment 0001 and QA01 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0001 and QA01. The RFP Amendment 0001 and QA01 are also available on the UNCLASS FXR Bidder's Library via NSERC. 14 November 2025 - ISSUANCE OF FORMAL SOLICITATION N00024-26-R-5502 PEO IWS 2.0 is pleased to release the competitive Request for Proposal (RFP) for the Future X-Band Radar (FXR) for Fiscal Year 2026 (FY26) to FY33. The RFP and attachments will not be available on SAM.gov. Potential Offerors must contact the following POCs to receive the competitive RFP. The competitive RFP is also available on the FXR Bidder's Library via NSERC for companies who have an approved UNCLASS Terms of Use Agreement (TOUA). POCs: Alex Gosnell at alexander.b.gosnell.civ@us.navy.mil Jay Patel at jay.p.patel5.civ@us.navy.mil AVAILABILITY OF ATTACHMENTS AND BIDDER'S LIBRARY Section J Exhibits and Attachments, GFI, and Section L Attachments are available on the UNCLASS FXR Bidder's Library via NSERC. Please adhere to Section L 1.3 of the RFP. The deadline to request access to the Bidder's Library is 1500 EST 16 January 2026 (updated in Amendment 0002). SUBMISSION OF QUESTIONS Potential Offerors submitting questions relating to this solicitation shall adhere to Section L 1.4 of the RFP and submit to the POCs by 1500 EST 16 January 2026 (updated in Amendment 0002). Questions or comments may be subject to public release.

17 December 2025 - AMENDMENT 0003 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0003 and Bidder's Questions/Government Reponses (QA03) are available for potential Offerors. RFP Amendment 0003 and QA03 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0003 and QA03. The RFP Amendment 0003 and QA03 are also available on the UNCLASS FXR Bidder's Library via NSERC. 10 December 2025 - AMENDMENT 0002 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0002 and Bidder's Questions/Government Reponses (QA02) are available for potential Offerors. RFP Amendment 0002 and QA02 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0002 and QA02. The RFP Amendment 0002 and QA02 are also available on the UNCLASS FXR Bidder's Library via NSERC. 25 November 2025 - AMENDMENT 0001 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0001 and Bidder's Questions/Government Reponses (QA01) are available for potential Offerors. RFP Amendment 0001 and QA01 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0001 and QA01. The RFP Amendment 0001 and QA01 are also available on the UNCLASS FXR Bidder's Library via NSERC. 14 November 2025 - ISSUANCE OF FORMAL SOLICITATION N00024-26-R-5502 PEO IWS 2.0 is pleased to release the competitive Request for Proposal (RFP) for the Future X-Band Radar (FXR) for Fiscal Year 2026 (FY26) to FY33. The RFP and attachments will not be available on SAM.gov. Potential Offerors must contact the following POCs to receive the competitive RFP. The competitive RFP is also available on the FXR Bidder's Library via NSERC for companies who have an approved UNCLASS Terms of Use Agreement (TOUA). POCs: Alex Gosnell at alexander.b.gosnell.civ@us.navy.mil Jay Patel at jay.p.patel5.civ@us.navy.mil AVAILABILITY OF ATTACHMENTS AND BIDDER'S LIBRARY Section J Exhibits and Attachments, GFI, and Section L Attachments are available on the UNCLASS FXR Bidder's Library via NSERC. Please adhere to Section L 1.3 of the RFP. The deadline to request access to the Bidder's Library is 1500 EST 16 January 2026 (updated in Amendment 0002). SUBMISSION OF QUESTIONS Potential Offerors submitting questions relating to this solicitation shall adhere to Section L 1.4 of the RFP and submit to the POCs by 1500 EST 16 January 2026 (updated in Amendment 0002). Questions or comments may be subject to public release.

14 January 2026 - AMENDMENT 0004 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0004 and Bidder's Questions/Government Reponses (QA04) are available for potential Offerors. RFP Amendment 0004 and QA04 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0004 and QA04. The RFP Amendment 0004 and QA04 are also available on the UNCLASS FXR Bidder's Library via NSERC. 17 December 2025 - AMENDMENT 0003 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0003 and Bidder's Questions/Government Reponses (QA03) are available for potential Offerors. RFP Amendment 0003 and QA03 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0003 and QA03. The RFP Amendment 0003 and QA03 are also available on the UNCLASS FXR Bidder's Library via NSERC. 10 December 2025 - AMENDMENT 0002 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0002 and Bidder's Questions/Government Reponses (QA02) are available for potential Offerors. RFP Amendment 0002 and QA02 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0002 and QA02. The RFP Amendment 0002 and QA02 are also available on the UNCLASS FXR Bidder's Library via NSERC. 25 November 2025 - AMENDMENT 0001 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0001 and Bidder's Questions/Government Reponses (QA01) are available for potential Offerors. RFP Amendment 0001 and QA01 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0001 and QA01. The RFP Amendment 0001 and QA01 are also available on the UNCLASS FXR Bidder's Library via NSERC. 14 November 2025 - ISSUANCE OF FORMAL SOLICITATION N00024-26-R-5502 PEO IWS 2.0 is pleased to release the competitive Request for Proposal (RFP) for the Future X-Band Radar (FXR) for Fiscal Year 2026 (FY26) to FY33. The RFP and attachments will not be available on SAM.gov. Potential Offerors must contact the following POCs to receive the competitive RFP. The competitive RFP is also available on the FXR Bidder's Library via NSERC for companies who have an approved UNCLASS Terms of Use Agreement (TOUA). POCs: Alex Gosnell at alexander.b.gosnell.civ@us.navy.mil Jay Patel at jay.p.patel5.civ@us.navy.mil AVAILABILITY OF ATTACHMENTS AND BIDDER'S LIBRARY Section J Exhibits and Attachments, GFI, and Section L Attachments are available on the UNCLASS FXR Bidder's Library via NSERC. Please adhere to Section L 1.3 of the RFP. The deadline to request access to the Bidder's Library is 1500 EST 16 January 2026 (updated in Amendment 0002). SUBMISSION OF QUESTIONS Potential Offerors submitting questions relating to this solicitation shall adhere to Section L 1.4 of the RFP and submit to the POCs by 1500 EST 16 January 2026 (updated in Amendment 0002). Questions or comments may be subject to public release.

22 January 2026 - AMENDMENT 0005 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0005 and Bidder's Questions/Government Reponses (QA05) are available for potential Offerors. RFP Amendment 0005 and QA05 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0005 and QA05. The RFP Amendment 0005 and QA05 are also available on the UNCLASS FXR Bidder's Library via NSERC. 14 January 2026 - AMENDMENT 0004 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0004 and Bidder's Questions/Government Reponses (QA04) are available for potential Offerors. RFP Amendment 0004 and QA04 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0004 and QA04. The RFP Amendment 0004 and QA04 are also available on the UNCLASS FXR Bidder's Library via NSERC. 17 December 2025 - AMENDMENT 0003 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0003 and Bidder's Questions/Government Reponses (QA03) are available for potential Offerors. RFP Amendment 0003 and QA03 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0003 and QA03. The RFP Amendment 0003 and QA03 are also available on the UNCLASS FXR Bidder's Library via NSERC. 10 December 2025 - AMENDMENT 0002 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0002 and Bidder's Questions/Government Reponses (QA02) are available for potential Offerors. RFP Amendment 0002 and QA02 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0002 and QA02. The RFP Amendment 0002 and QA02 are also available on the UNCLASS FXR Bidder's Library via NSERC. 25 November 2025 - AMENDMENT 0001 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0001 and Bidder's Questions/Government Reponses (QA01) are available for potential Offerors. RFP Amendment 0001 and QA01 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0001 and QA01. The RFP Amendment 0001 and QA01 are also available on the UNCLASS FXR Bidder's Library via NSERC. 14 November 2025 - ISSUANCE OF FORMAL SOLICITATION N00024-26-R-5502 PEO IWS 2.0 is pleased to release the competitive Request for Proposal (RFP) for the Future X-Band Radar (FXR) for Fiscal Year 2026 (FY26) to FY33. The RFP and attachments will not be available on SAM.gov. Potential Offerors must contact the following POCs to receive the competitive RFP. The competitive RFP is also available on the FXR Bidder's Library via NSERC for companies who have an approved UNCLASS Terms of Use Agreement (TOUA). POCs: Alex Gosnell at alexander.b.gosnell.civ@us.navy.mil Jay Patel at jay.p.patel5.civ@us.navy.mil AVAILABILITY OF ATTACHMENTS AND BIDDER'S LIBRARY Section J Exhibits and Attachments, GFI, and Section L Attachments are available on the UNCLASS FXR Bidder's Library via NSERC. Please adhere to Section L 1.3 of the RFP. The deadline to request access to the Bidder's Library is 1500 EST 16 January 2026 (updated in Amendment 0002). SUBMISSION OF QUESTIONS Potential Offerors submitting questions relating to this solicitation shall adhere to Section L 1.4 of the RFP and submit to the POCs by 1500 EST 16 January 2026 (updated in Amendment 0002). Questions or comments may be subject to public release.

30 January 2026 - AMENDMENT 0006 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0006 and Bidder's Questions/Government Reponses (QA06) are available for potential Offerors. RFP Amendment 0006 and QA06 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0006 and QA06. The RFP Amendment 0006 and QA06 are also available on the UNCLASS FXR Bidder's Library via NSERC. The proposal submission deadline has been extended to 1500 EST 26 February 2026. 22 January 2026 - AMENDMENT 0005 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0005 and Bidder's Questions/Government Reponses (QA05) are available for potential Offerors. RFP Amendment 0005 and QA05 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0005 and QA05. The RFP Amendment 0005 and QA05 are also available on the UNCLASS FXR Bidder's Library via NSERC. 14 January 2026 - AMENDMENT 0004 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0004 and Bidder's Questions/Government Reponses (QA04) are available for potential Offerors. RFP Amendment 0004 and QA04 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0004 and QA04. The RFP Amendment 0004 and QA04 are also available on the UNCLASS FXR Bidder's Library via NSERC. 17 December 2025 - AMENDMENT 0003 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0003 and Bidder's Questions/Government Reponses (QA03) are available for potential Offerors. RFP Amendment 0003 and QA03 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0003 and QA03. The RFP Amendment 0003 and QA03 are also available on the UNCLASS FXR Bidder's Library via NSERC. 10 December 2025 - AMENDMENT 0002 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0002 and Bidder's Questions/Government Reponses (QA02) are available for potential Offerors. RFP Amendment 0002 and QA02 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0002 and QA02. The RFP Amendment 0002 and QA02 are also available on the UNCLASS FXR Bidder's Library via NSERC. 25 November 2025 - AMENDMENT 0001 to SOLICITATION N00024-26-R-5502 Solicitation N00024-26-R-5502 Amendment 0001 and Bidder's Questions/Government Reponses (QA01) are available for potential Offerors. RFP Amendment 0001 and QA01 will not be available on SAM.gov. Potential Offerors must contact the POCs to this notice to receive the competitive RFP Amendment 0001 and QA01. The RFP Amendment 0001 and QA01 are also available on the UNCLASS FXR Bidder's Library via NSERC. 14 November 2025 - ISSUANCE OF FORMAL SOLICITATION N00024-26-R-5502 PEO IWS 2.0 is pleased to release the competitive Request for Proposal (RFP) for the Future X-Band Radar (FXR) for Fiscal Year 2026 (FY26) to FY33. The RFP and attachments will not be available on SAM.gov. Potential Offerors must contact the following POCs to receive the competitive RFP. The competitive RFP is also available on the FXR Bidder's Library via NSERC for companies who have an approved UNCLASS Terms of Use Agreement (TOUA). POCs: Alex Gosnell at alexander.b.gosnell.civ@us.navy.mil Jay Patel at jay.p.patel5.civ@us.navy.mil AVAILABILITY OF ATTACHMENTS AND BIDDER'S LIBRARY Section J Exhibits and Attachments, GFI, and Section L Attachments are available on the UNCLASS FXR Bidder's Library via NSERC. Please adhere to Section L 1.3 of the RFP. The deadline to request access to the Bidder's Library is 1500 EST 16 January 2026 (updated in Amendment 0002). SUBMISSION OF QUESTIONS Potential Offerors submitting questions relating to this solicitation shall adhere to Section L 1.4 of the RFP and submit to the POCs by 1500 EST 16 January 2026 (updated in Amendment 0002). Questions or comments may be subject to public release.