# DIBBS #SPE4A6-26-T-35RP

Procurement of Self-Locking Hexagonal Nuts (NSN 5310-01-642-7681)

**Posted:** September 23, 2026
**Respond By:** September 30, 2026
**Identifier:** SPE4A6-26-T-35RP
**NAICS:** 332722

The Defense Logistics Agency (DLA) Aviation ASC Commodities Division is seeking to procure self-locking hexagonal nuts for military applications.
- Government Buyer:
  - Defense Logistics Agency (DLA) Aviation ASC Commodities Division, Richmond, VA
  - Buyer: Ashley Sacolick
- Products Requested:
  - 52 units of self-locking hexagonal nuts
    - National Stock Number (NSN): 5310-01-642-7681
    - Part Number: 559001 (CAGE 25980)
    - Also referenced as "NUT, SELF-LOCKING, HEXAGON"
- OEMs and Vendors:
  - No specific OEM named; approved source part number 559001 from CAGE 25980
- Notable Requirements:
  - Delivery required by June 3, 2027 (171 days from award)
  - Compliance with Buy American Act and Berry Amendment
  - Prohibition on covered defense telecommunications equipment
  - Packaging and marking per MIL-STD standards
  - Destination inspection required; FOB origin
- Fast Award opportunity via DIBBS portal

### Description

NUT, SELF-LOCKING, HEXAG (QTY: 52, NSN: 5310-01-642-7681, Purchase Request: 7018458252)
  Approved Sources:
  - CAGE: 25980, Part No: 559001
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A626T35RP)