ClosedAward Notice
Dept of Defense contract category

SEWIP Block 3 Hemisphere and Quadrant EA Subsystem Production, Ancillary Equipment, and Spares

Dept of Defense · DEPT OF THE NAVY

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Response deadline
Not listed
Posted
Jan 26, 2026
Solicitation
N00024-20-C-5519-P00037
Set-aside
No Set aside used
Place of performance
Baltimore, MD, USA
Contracting office
NAVSEA HQ · WASHINGTON NAVY YARD · DC
Source
SAM.gov · updated Jul 5, 2026

Description

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.

What similar awards have paid

Real federal awards already on the books in a similar lane — so you can size the opportunity, not guess. This is public history, not a bid price, cost estimate, or prediction that you will win.

Typical award size

$54,030

Middle of the pack for similar past awards

Most similar awards fall between $20,394 and $97,201

Lower end$20,394Typical$54,030Higher end$97,201
Based on 14 similar awardsSame industry code (334511)Same product/service code (5865)Prime contracts (not umbrella IDVs)

Who has won work like this

Public awardees in this lane — useful for competitor scan or teaming ideas, not a ranked list of “best” firms.

Drawn from official USAspending contract records in our index. Always confirm requirements on the SAM.gov notice before you bid.

Intelligence only — not legal advice or a guarantee of award. Always verify requirements on the official SAM.gov notice. Past award amounts are public history, not a suggested bid or prediction. Notice ID eb1ae523fcd14dcb8f26c6b32602c8ca.

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