# DIBBS #SPE4A6-26-T-33MH

Procurement of Socket Head Cap Screws (NSN 5305-01-143-6521) for DLA Aviation

**Posted:** September 21, 2026
**Respond By:** September 28, 2026
**Identifier:** SPE4A6-26-T-33MH
**NAICS:** 332722

DLA Aviation ASC Commodities Division is seeking bids for socket head cap screws (NSN 5305-01-143-6521).
- Government Buyer:
  - Defense Logistics Agency (DLA)
  - DLA Aviation ASC Commodities Division
  - Buyer: Alexander Sotos
- Products Requested:
  - Socket Head Cap Screw
    - NSN: 5305-01-143-6521
    - Quantity: 747 units
    - Meets MS21091-08018 and NASM7839 standards
    - Packaged per ASTM D3951 and MIL-STD-129
    - Critical application item
- OEMs and Vendors:
  - No specific OEMs or vendors are named; item is Mil-Spec and open to qualified manufacturers
- Notable Requirements:
  - Strict compliance with domestic sourcing laws
  - Quality and packaging standards must be met
  - Additive manufacturing items are prohibited unless approved
  - Technical documentation available
  - Fast award process
- Delivery:
  - FOB origin
  - Delivery required within 169 days from contract award

### Description

SCREW, CAP, SOCKET HEAD (QTY: 747, NSN: 5305-01-143-6521 Mil-Spec, Purchase Request: 7018412753)

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A626T33MH)