15--DIAPHRAGM,Q SPRING
DEPT OF DEFENSE.DEFENSE LOGISTICS AGENCY.DLA AVIATION.DLA AV RICHMOND.DLA AVIATION · Response deadline: Fri, 06 Nov 2026
What the government is buying
The Defense Logistics Agency (DLA) Aviation is procuring diaphragm, Q spring parts—a type of aircraft component. DLA Aviation manages the supply chain for military aircraft spare parts and maintains readiness across the armed services. Spring diaphragm components are typically used in aircraft pneumatic, hydraulic, or fuel systems where flexible sealing or pressure-responsive movement is required. These parts must meet strict military specifications for reliability and performance in demanding operational environments.
Key facts
| Attribute | Value |
|---|---|
| Agency | Defense Logistics Agency (DLA) Aviation – Richmond |
| Notice type | Combined Synopsis/Solicitation |
| Solicitation number | SPE4A727T2338 |
| NAICS | 336413 |
| Set-aside | None (full and open competition) |
| Response deadline | November 6, 2026 |
| Place of performance | Not specified in notice |
Who can bid
This solicitation is full and open—any qualified business may compete, including large and small businesses. There is no small-business set-aside specified in the metadata.
Under NAICS 336413 (Other Aircraft Parts and Auxiliary Equipment Manufacturing), your firm must demonstrate capability in manufacturing or supplying precision aircraft components. DLA Aviation suppliers typically need to:
- Hold current SAM.gov registration with active CAGE code
- Meet DFARS/military specification requirements for aerospace quality (see the solicitation for specific standards)
- Maintain acceptable Contractor Performance Assessment Reporting System (CPARS) history if you've held prior government contracts
- Demonstrate supply chain traceability and counterfeit parts prevention programs standard to defense aerospace work
If you're a small business, you remain eligible to bid but will compete directly against all responsible sources without preference.
How to put together a competitive bid
Understand the technical requirements. DLA Aviation parts solicitations reference specific military or federal specifications and standards (MIL-SPEC, MIL-STD, or SAE/AS standards). see the solicitation for the exact spec sheets, part numbers, and acceptance criteria. Request the drawings and technical data package if not automatically provided.
Price competitively against historical data. DLA uses historical pricing and should-cost models. Research prior awards for similar NSN items in the DLA Internet Bid Board System (DIBBS) or FPDS to benchmark your offer. Consider packaging, handling, and traceability costs inherent to military aerospace parts.
Address quality assurance prominently. Highlight AS9100 certification, existing military approvals, or past DLA supplier performance. Include your quality system documentation and any source inspection requirements.
Submit through proper channels. DLA Aviation typically requires electronic submission through DIBBS for simplified acquisitions or as directed in the synopsis. Confirm submission method and any electronic bid bond requirements in the full solicitation.
Factor in lead time and obsolescence risk. Spring diaphragm components for legacy aircraft may require tooling or qualification testing. Ensure your proposal accounts for realistic delivery schedules.
Next steps
- Read the full solicitation on SAM.gov using solicitation number SPE4A727T2338—this notice is only a synopsis and lacks specifications, quantities, packaging requirements, and clauses.
- Note the response deadline: November 6, 2026—allow time for proposal preparation and any required samples or qualifications.
- Register or verify your SAM.gov status if not current; DLA will not evaluate bids from inactive registrations.
View the official notice on SAM.gov →