# DIBBS #SPE4A6-27-T-018F

Solicitation for 432 Non-Substitutable Mil-Spec Self-Locking Hex Nuts

**Posted:** November 09, 2026
**Respond By:** November 16, 2026
**Identifier:** SPE4A6-27-T-018F
**NAICS:** 332722

DLA Weapons Support is seeking 432 non-substitutable Mil-Spec self-locking hex nuts for a critical application.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, ASC Commodities Division; buyer contact: Nyjel Knowlin.
- **OEMs and vendors:** No OEM or commercial vendor is identified in the provided materials. DIBBS is the procurement platform, not the manufacturer.
- **Requested item:** 432 self-locking hexagon nuts, NSN 5310-00-298-2747; part piece number MS20500-428; CLIN 0001.
- **Specifications:** Must meet MS20500G, revision G, and reference NASM7873, revision 2.
- **Key requirements:** Critical application item; substitution is prohibited. Supply-chain traceability documentation and product verification testing are required.
- **Delivery and acceptance:** FOB origin; inspection and acceptance at DLA Distribution Warner Robins. Delivery is required within 107 days.

### Description

NUT, SELF-LOCKING, HEXAG (QTY: 432, NSN: 5310-00-298-2747 Mil-Spec, Purchase Request: 7018382312)

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A627T018F)