# DIBBS #SPE4A6-26-T-36BK

DLA Solicitation for Self-Locking Nuts (NSN 5310-01-181-1123) – 265 Units

**Posted:** September 24, 2026
**Respond By:** October 01, 2026
**Identifier:** SPE4A6-26-T-36BK
**NAICS:** 332722

The Defense Logistics Agency (DLA) Aviation ASC Commodities Division is seeking quotes for self-locking nuts (NSN 5310-01-181-1123) for use at Tinker AFB.
- Government Buyer:
  - Defense Logistics Agency (DLA)
  - Sub-agency: DLA Aviation ASC Commodities Division
  - Office: Buyer Code GPP7966
- OEMs (Approved Manufacturers):
  - HOWMET GLOBAL FASTENING SYSTEMS INC (Part Number: H39940-5)
  - BRISTOL INDUSTRIES, LLC (Part Number: BH00247-5)
  - SPS TECHNOLOGIES, LLC (Part Number: 80985-524)
- Product Details:
  - Self-locking nut, extended washer, double hexagon design
  - NSN: 5310-01-181-1123
  - Quantity: 265 units
  - Must comply with MIL-STD-130N and other technical/quality requirements
- Notable Requirements:
  - Strict compliance with domestic sourcing laws
  - Additive manufacturing is prohibited unless specifically approved
  - Cybersecurity and export control requirements apply
  - Packaging and delivery: FOB origin, inspection at DLA Distribution Depot Oklahoma (Tinker AFB)
  - Technical documentation is available
- No additional attachments or unique requirements beyond those listed

### Description

NUT, SELF-LOCKING, EX (QTY: 265, NSN: 5310-01-181-1123, Purchase Request: 7016476294)
  Approved Sources:
  - CAGE: 15653, Part No: H39940-5, Company: HOWMET GLOBAL FASTENING SYSTEMS INC
  - CAGE: 27238, Part No: BH00247-5, Company: BRISTOL INDUSTRIES, LLC
  - CAGE: 56878, Part No: 80985-524, Company: SPS TECHNOLOGIES, LLC
  - CAGE: 92215, Part No: VN1812DA54
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A626T36BK)