This Government Contract opportunity from Department Of Defense was posted on August 31, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Supply of Valve Seat Retainers (NSN 4820015469939)

Closed

Federal

Submission Closed09/11/2026, 05:00:00 PM UTC

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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Solicitation # N0010426QNE38

This solicitation, number N0010426QNE38, is issued by the Navsup Weapon Systems Support Mechanicsburg for the procurement of 54 units of Valve Stem Guides (NSN 1HM 4820-01-452-4681 L1). The material is designated as Special Emphasis material (Level I), meaning it is a Critical Safety Item used in crucial shipboard systems where failure could result in catastrophic loss of life or the vessel. Due to this designation, the contract mandates rigorous quality assurance, including a one-year warranty, potential First Article Testing, and strict adherence to ISO-9001 and ISO-10012 quality systems. The items must be delivered within 180 days on an FOB Destination basis, with all certification data submitted via Wide Area Workflow (WAWF) to the Portsmouth Naval Shipyard for review and acceptance prior to shipment. The award will be made to a single offeror based on a best-value determination, with past performance weighted as more important than price. Technical requirements include the use of SAE AMS 5643 material, specific non-destructive testing for weld repairs, and a prohibition on cold-forming internal threads. All items must be mercury-free and packaged according to MIL-STD-2073 and MIL-STD-129. Offerors who are not the Original Equipment Manufacturer must provide a signed letter of authorization from the OEM. The contract incorporates various FAR and DFARS clauses, including the Buy American and Balance of Payments Program, and requires the safeguarding of covered defense information per DFARS 252.204-7012.

Navsup Weapon Systems Support Mech

POSTED

1 day ago

DEADLINE

in about 1 month

AI Contract Overview

This subcontract involves the supply of 16 valve seat retainers meeting NSN 4820015469939 specifications for prime contractors under DLA Land and Maritime hardware contracts. The Department of Defense, specifically DLA DIST SAN JOAQUIN, requires these components to be produced via traditional fabrication or additive manufacturing methods. All items must be packaged and marked in accordance with MIL-STD-2073-1E and delivered to the designated inspection point in Tracy, California. The opportunity is categorized under NAICS code 332919 and was posted on August 31, 2026, with a response deadline of September 11, 2026. The contract focuses on the precise manufacturing and delivery of specialized hardware to support defense logistics and maritime operations.

General Info

Supply 16 valve seat retainers for DLA Land and Maritime by September 11, 2026.

Agency

Department Of Defense → DLA DIST SAN JOAQUIN

NAICS

332919 - Other Metal Valve and Pipe Fitting Manufacturing

Place of Performance

TRACY, CA, 95304-5000, USA

Set-Aside

NONE

Documents

This scope was carved out of SPE7MC-26-T-245D.

The full solicitation package (2 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

RETAINER, SEAT, VALVE

AI Contract Breakdown

Uniform Contract Format

No documents to break down

The breakdown needs solicitation documents. None were found from this contract's source.

Timeline

PhaseClosed

PostedAug 31

subcontract

Response DeadlineSep 11

Deadline has passed

Submission Closed

09/11/2026, 05:00:00 PM UTC

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Organization & Contact Information

AgencyDepartment Of Defense → DLA DIST SAN JOAQUIN

ContactsNo contacts available

OfficeN/A

Organization / AgencyDepartment Of Defense → DLA DIST SAN JOAQUIN

Office AddressN/A

ContactsNo contact information available

Full Description

Supplies valve seat retainers for prime contractors on DLA Land and Maritime hardware contracts. Manufactures or sources components meeting NSN 4820015469939 specifications, utilizing traditional fabrication or additive manufacturing methods. Packages and marks items per MIL-STD-2073-1E. Delivers 16 units of RETAINER, SEAT, VALVE to the destination inspection point.