SEWIP Block 3 Hemisphere and Quadrant EA Subsystem Production, Ancillary Equipment, and Spares N00024-20-C-5519-P00037

17 November 2025 - Pre-Award Synopsis The Naval Sea Systems Command (NAVSEA) intends to award a sole source modification to N00024-20-C-5519 to Northrop Grumman Systems Corporation (NGSC), 150-B W. Nursery Road, Linthicum Heights, MD 21090-2202, to provide FY26 AN/SLQ-32(V)7 requirements through production of SEWIP Block 3 Hemisphere and Quadrant configuration Electronic Attack (EA) subsystems, Ancillary Equipment, and Spares. The proposed contract action will contain fixed-price contract line items. NGSC is the only vendor qualified and capable of meeting the Navy s FY26 schedule requirements for complete SEWIP Block 3 Hemisphere and Quadrant configuration EA subsystems, Ancillary Equipment, and Spares. The proposed contract action is for supplies or services for which the Government intends to solicit and negotiate with only one source under authority of FAR 6.302-1(a)(2)(ii)(B). Parties interested in subcontracting opportunities should contact Northrop Grumman directly. All responsible sources may submit a capability statement, proposal, or quotation, which shall be considered by the agency. This notice of intent is not a request for competitive proposals. However, all responses received within 15 days after date of publication of this synopsis will be considered by the Government. A determination by the Government not to compete this proposed contract action based upon responses to this notice is solely within the discretion of the Government. DISCLAIMER: This synopsis of the proposed contract action is for information 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. The Government will not reimburse respondents for any questions submitted or information provided as a result of this notice. This is not a solicitation or a promise to issue a solicitation, and this information is subject to modification and in no way binds the Government to award a contract.

17 November 2025 - Pre-Award Synopsis The Naval Sea Systems Command (NAVSEA) intends to award a sole source modification to N00024-20-C-5519 to Northrop Grumman Systems Corporation (NGSC), 150-B W. Nursery Road, Linthicum Heights, MD 21090-2202, to provide FY26 AN/SLQ-32(V)7 requirements through production of SEWIP Block 3 Hemisphere and Quadrant configuration Electronic Attack (EA) subsystems, Ancillary Equipment, and Spares. The proposed contract action will contain fixed-price contract line items. NGSC is the only vendor qualified and capable of meeting the Navy s FY26 schedule requirements for complete SEWIP Block 3 Hemisphere and Quadrant configuration EA subsystems, Ancillary Equipment, and Spares. The proposed contract action is for supplies or services for which the Government intends to solicit and negotiate with only one source under authority of FAR 6.302-1(a)(2)(ii)(B). Parties interested in subcontracting opportunities should contact Northrop Grumman directly. All responsible sources may submit a capability statement, proposal, or quotation, which shall be considered by the agency. This notice of intent is not a request for competitive proposals. However, all responses received within 15 days after date of publication of this synopsis will be considered by the Government. A determination by the Government not to compete this proposed contract action based upon responses to this notice is solely within the discretion of the Government. DISCLAIMER: This synopsis of the proposed contract action is for information 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. The Government will not reimburse respondents for any questions submitted or information provided as a result of this notice. This is not a solicitation or a promise to issue a solicitation, and this information is subject to modification and in no way binds the Government to award a contract.

Northrop Grumman Systems Corporation, Mission Systems Sector, Linthicum Heights, Maryland, is awarded a $334,419,034 firm-fixed price modification to previously-awarded contract N00024-20-C-5519 for production of Surface Electronic Warfare Improvement Program (SEWIP) Block 3 Hemisphere and Quadrant Configuration subsystems. SEWIP is an evolutionary development and acquisition program tasked with continuously upgrading the AN/SLQ-32(V) Electronic Warfare (EW) system aboard U.S. Navy (USN) surface ships. This contract modification is for the delivery of additional quantities of SEWIP Block 3 Hemisphere and Quadrant Configuration subsystems. This contract modification includes options, which if exercised, would bring the cumulative value of this contract action to $783,025,378. Work will be performed in Baltimore, Maryland, (33%), Tampa, Florida (10%), Chelmsford, Maryland (8%), Sykesville, Maryland (7%), San Diego, California (5%), Hudson, New Hampshire (4%), Woburn, Massachusetts (4%), Rochester, New York (3%), Nashua, New Hampshire (3%), Glendale, Arizona (2%), Denver, Colorado (2%), Washington, North Carolina (2%), Longmont, Colorado (1%), Cincinnati, Ohio (1%), and miscellaneous locations each less than 1% (15%) and is expected to be completed by December 2029. If all options are exercised, work will continue through April 2030.

Northrop Grumman Systems Corporation, Mission Systems Sector, Linthicum Heights, Maryland, is awarded a $334,419,034 firm-fixed price modification to previously-awarded contract N00024-20-C-5519 for production of Surface Electronic Warfare Improvement Program (SEWIP) Block 3 Hemisphere and Quadrant Configuration subsystems. SEWIP is an evolutionary development and acquisition program tasked with continuously upgrading the AN/SLQ-32(V) Electronic Warfare (EW) system aboard U.S. Navy (USN) surface ships. This contract modification is for the delivery of additional quantities of SEWIP Block 3 Hemisphere and Quadrant Configuration subsystems. This contract modification includes options, which if exercised, would bring the cumulative value of this contract action to $783,025,378. Work will be performed in Baltimore, Maryland, (33%), Tampa, Florida (10%), Chelmsford, Maryland (8%), Sykesville, Maryland (7%), San Diego, California (5%), Hudson, New Hampshire (4%), Woburn, Massachusetts (4%), Rochester, New York (3%), Nashua, New Hampshire (3%), Glendale, Arizona (2%), Denver, Colorado (2%), Washington, North Carolina (2%), Longmont, Colorado (1%), Cincinnati, Ohio (1%), and miscellaneous locations each less than 1% (15%) and is expected to be completed by December 2029. If all options are exercised, work will continue through April 2030.