# DIBBS #SPE4A6-26-Q-1475

DLA Solicitation for 1,600 Machine Bolts (NSN: 5306-01-463-6168) from Approved OEMs

**Posted:** September 22, 2026
**Respond By:** September 29, 2026
**Identifier:** SPE4A6-26-Q-1475
**NAICS:** 332722

This opportunity is a request from the Defense Logistics Agency (DLA) Aviation, ASC Commodities Division for machine bolts used in critical applications.
- Government Buyer:
  - Defense Logistics Agency (DLA) Aviation, ASC Commodities Division
  - Office: DLA Aviation, ASC Commodities Division
- OEMs and Vendors:
  - SPACE-LOK, INC.
  - HOUSTON PRECISION FASTENERS I LP
  - SPS TECHNOLOGIES, LLC
  - THE BOEING COMPANY
- Products Requested:
  - 1,600 units of machine bolts (NSN: 5306-01-463-6168)
  - Approved part numbers: HS4243V9-63, SLB351V9-63
  - All bolts must be sourced from the listed OEMs or their equivalents
- Notable Requirements:
  - Strict compliance with technical and quality standards (DLA Master List, ASTM D3951, MIL-STD-129)
  - Inspection and acceptance at origin
  - 60-day delivery requirement after order
  - Critical safety item sourcing, Buy American Act, and cybersecurity compliance
  - Firm fixed price contract with no quantity variance allowed

### Description

BOLT, MACHINE (QTY: 1600, NSN: 5306-01-463-6168, Purchase Request: 7018238916)
  Approved Sources:
  - CAGE: 16258, Part No: HS4243V9-63, Company: SPACE-LOK, INC.
  - CAGE: 16258, Part No: SLB351V9-63, Company: SPACE-LOK, INC.
  - CAGE: 1VSL7, Part No: HS4243V9-63, Company: HOUSTON PRECISION FASTENERS I LP
  - CAGE: 56878, Part No: HS4243V9-63, Company: SPS TECHNOLOGIES, LLC
  - CAGE: 8V613, Part No: HS4243V9-63, Company: THE BOEING COMPANY
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A626Q1475)