How to bid on Valve, linear, direct repair/modification for the DEPT of the Navy

What the Navy is buying

The Department of the Navy needs a contractor to repair, upgrade, test, inspect, and return a specific linear direct valve to a ready-for-issue condition. The item is valve part number 4163DA, NSN 4820015775522. The work must strictly follow specified drawings, manuals, and testing requirements.

This is an opportunity for businesses specializing in precision repair and overhaul of mechanical components, particularly those with experience in defense or aerospace standards.

Key dates and deadlines

This solicitation was published on August 21, 2026. All quotes must be submitted by September 21, 2026, at 4:30 PM ET. It is crucial to email your quote by this exact deadline.

Government source approval is required before any award can be made. If you are not already an approved source, you must submit the necessary information with your proposal.

Who this opportunity suits

This opportunity is suitable for firms with expertise in the repair, overhaul, and testing of complex valves and similar mechanical components, especially those that can meet stringent military specifications. Experience with MIL-STD-130 markings and IPC/EIAJ-STD-001C compliance is beneficial.

Vendors must be prepared to provide all necessary facilities, labor, materials, parts, and test and tooling equipment. This includes any fixtures, jigs, dies, or special tooling required, as these will not be provided by the Government.

How to respond

To access the full solicitation, click “View original source” on the portal. If the first click takes you to the homepage, click it again to go directly to the bid. You may need a free account to view all documents.

Quotes must be emailed to [email protected] by the due date. If you cannot determine a Firm Fixed Price (FFP), you must inform the Procuring Contracting Officer (PCO).

If you are not an approved source, you must submit the information detailed in the NAVSUP WSS source approval brochure along with your proposal. This brochure can be found online under 'Commodities' on the NAVSUP WSS business opportunities page. Failure to provide all required data for source approval will result in your offer not being considered.

Tips for a competitive response

Carefully review all referenced drawings, manuals, and specifications, including Sargent Aerospace & Defense LLC drawing number 4163DA, latest revision. Ensure your proposal clearly demonstrates your ability to meet all technical requirements.

If you require source approval, start gathering the necessary documentation from the NAVSUP WSS source approval brochure immediately. This process can take time, and a delay in approval could impact your ability to secure the award.

Clearly outline your proposed approach to inspection, component repair and replacement, reassembly, and testing procedures. Emphasize your capacity to return units to a Ready For Issue (RFI) condition, as defined in the Statement of Work.