# DIBBS #SPE4A6-26-U-4429

Solicitation for Socket Head Cap Screws (NSN 5305-01-175-3658)

**Posted:** September 28, 2026
**Respond By:** October 13, 2026
**Identifier:** SPE4A6-26-U-4429
**NAICS:** 332722

This opportunity is for the supply of socket head cap screws to the Defense Logistics Agency (DLA) Aviation ASC Commodities Division.
- Government Buyer:
  - Defense Logistics Agency (DLA), Aviation ASC Commodities Division, Richmond, VA
  - Buyer: Heather Spadaro
- OEMs (Original Equipment Manufacturers):
  - HOWMET GLOBAL FASTENING SYSTEMS INC
    - Part number: CA21189-4-4HS
  - THE BOEING COMPANY
    - Part number: BACF34L4BS4HS
- Products Requested:
  - Screw, Cap, Socket Head (NSN 5305-01-175-3658)
    - Total quantity: 1,519 units
    - Guaranteed minimum: 151 units
- Notable Requirements:
  - Indefinite delivery contract, effective for one year from award
  - Delivery required within 30 days of order
  - Strict compliance with export controls, packaging, and cybersecurity
  - Domestic origin required; covered defense telecommunications equipment prohibited
- Technical documentation available for review
- Maximum value per delivery order: $350,000

### Description

SCREW, CAP, SOCKET HEAD (QTY: 1519, NSN: 5305-01-175-3658, Purchase Request: 1000243329)
  Approved Sources:
  - CAGE: 29372, Part No: CA21189-4-4HS, Company: HOWMET GLOBAL FASTENING SYSTEMS INC
  - CAGE: 81205, Part No: BACF34L4BS4HS, Company: THE BOEING COMPANY
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A626U4429)