# DIBBS #SPE4A6-27-T-0495

DLA solicitation for 362 self-locking barrel nuts

**Posted:** October 06, 2026
**Respond By:** October 13, 2026
**Identifier:** SPE4A6-27-T-0495
**NAICS:** 332722

DLA Weapons Support is seeking 362 critical-application self-locking barrel nuts for delivery to DLA Distribution Warner Robins.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, ASC Commodities Division; contact listed as Hannah Shimer.
- **Product:** 362 self-locking barrel nuts, NSN 5310-01-096-5615, CLIN 0001. The item is identified to **Boeing Company** part number ST3M441-5M.
- **OEMs and approved sources:** **Boeing Company** (ST3M441-5M); **SPS Technologies, LLC** (77020-5, B10695-5, SL4010-5); **Bristol Industries, LLC** (BFN441-5); **Howmet Global Fastening Systems Inc** (K50188-5); and **Space-Lok, Inc.** (SLN170-5).
- **Notable requirements:** The nut is designated a critical application item and is subject to specified packaging, marking, inspection, and quality requirements. Delivery is FOB Origin and required within 140 days after award.
- The initial release describes the procurement as set aside for Veteran-Owned Small Businesses.

### Description

NUT, SELF-LOCKING, BARRE (QTY: 362, NSN: 5310-01-096-5615, Purchase Request: 7018201257)
  Approved Sources:
  - CAGE: 15653, Part No: K50188-5, Company: HOWMET GLOBAL FASTENING SYSTEMS INC
  - CAGE: 16258, Part No: SLN170-5, Company: SPACE-LOK, INC.
  - CAGE: 27238, Part No: BFN441-5, Company: BRISTOL INDUSTRIES, LLC
  - CAGE: 56878, Part No: 77020-5, Company: SPS TECHNOLOGIES, LLC
  - CAGE: 56878, Part No: B10695-5, Company: SPS TECHNOLOGIES, LLC
  - CAGE: 97393, Part No: SL4010-5, Company: SPS TECHNOLOGIES LLC
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A627T0495)