# DIBBS #SPE4A6-27-T-8030

DLA request for 332 safety-critical self-locking double-hexagon nuts

**Posted:** November 03, 2026
**Respond By:** November 10, 2026
**Identifier:** SPE4A6-27-T-8030
**NAICS:** 332722

DLA is seeking 332 safety-critical self-locking double-hexagon nuts for Navy use.
- **Government buyer:** Defense Logistics Agency (DLA), Weapons Support, ASC Commodities Division.
- **OEMs and approved sources:** **Bristol Industries, LLC; SPS Technologies, LLC; and Sikorsky Aircraft Corporation.** Listed source part numbers are SS5086-06 and EWSN26AG-06.
- **Product:** 332 self-locking double-hexagon nuts, NSN 5310-00-055-2350; reference part number SS5086-06. The solicitation references drawing 78286 SS5086, revision 16.
- **Key requirements:** Navy-identified critical safety item; substitutions are not permitted. Supply-chain traceability documentation and product verification testing are required.
- **Delivery:** FOB origin, required within 107 days.

### Description

NUT, SELF-LOCKING, DOUBL (QTY: 332, NSN: 5310-00-055-2350, Purchase Request: 7018912539)
  Approved Sources:
  - CAGE: 27238, Part No: SS5086-06, Company: BRISTOL INDUSTRIES, LLC
  - CAGE: 56878, Part No: EWSN26AG-06, Company: SPS TECHNOLOGIES, LLC
  - CAGE: 56878, Part No: SS5086-06, Company: SPS TECHNOLOGIES, LLC
  - CAGE: 78286, Part No: SS5086-06, Company: SIKORSKY AIRCRAFT CORPORATION
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A627T8030)