# DIBBS #SPE4A0-26-T-4970

DLA Solicitation for Socket Head Cap Screws (NSN 5305-01-586-2456, MCMASTER-CARR)

**Posted:** September 23, 2026
**Respond By:** September 30, 2026
**Identifier:** SPE4A0-26-T-4970
**NAICS:** 332722

The Defense Logistics Agency (DLA) Aviation Supply Chain ESOC Buys office is soliciting offers for socket head cap screws for military supply needs.
- Government Buyer:
  - Defense Logistics Agency (DLA)
  - Sub-agency: DLA Aviation
  - Office: Aviation Supply Chain ESOC Buys
- OEMs and Vendors:
  - MCMASTER-CARR SUPPLY CO (highlighted as the OEM)
- Products/Services Requested:
  - Socket Head Cap Screw
    - National Stock Number (NSN): 5305-01-586-2456
    - Part Number: 91290A258 (MCMASTER-CARR)
    - Quantity: 1 package (PG), with each package containing 50 screws
- Unique or Notable Requirements:
  - Must comply with DLA packaging and technical quality standards, including MIL-STD-130N, ASTM D3951, and MIL-STD-129 marking
  - Delivery is FOB Origin with a 5-day delivery schedule
  - Compliance required with the Buy American Act, Berry Amendment, and domestic material restrictions
  - Additive manufacturing is prohibited unless specifically approved
- Fast award process is indicated

### Description

SCREW, CAP, SOCKET HEAD (QTY: 1, NSN: 5305-01-586-2456, Purchase Request: 7018395881)
  Approved Sources:
  - CAGE: 39428, Part No: 91290A258, Company: MCMASTER-CARR SUPPLY CO
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A026T4970)