# DIBBS #SPE4A6-27-T-3966

DLA solicitation for 100 critical-application self-locking extension nuts

**Posted:** October 14, 2026
**Respond By:** October 21, 2026
**Identifier:** SPE4A6-27-T-3966
**NAICS:** 332722

The Defense Logistics Agency is requesting quotes for a critical-application aerospace fastener used to meet a 100-unit requirement.
- **Government buyer:** Defense Logistics Agency (DLA), Weapons Support, ASC Commodities Division; buyer contact listed as Dana Barefoot.
- **Requested product:** 100 self-locking extended-washer hexagon nuts, NSN 5310-01-418-2296.
- **Named approved-source OEMs:** Howmet Global Fastening Systems Inc. (KFN526L-3); Huck International, Inc. (KFN526L-3); Northrop Grumman Systems Corp. (03A137-3L); Bristol Industries, LLC (BH137M3); and SPS Technologies, LLC (KFN526L-3).
- **Notable requirements:** Identified as a critical application item; delivery is FOB Origin, with delivery 166 days after order and inspection and acceptance at destination.

### Description

NUT, SELF-LOCKING, EXTEN (QTY: 100, NSN: 5310-01-418-2296, Purchase Request: 7018684187)
  Approved Sources:
  - CAGE: 15653, Part No: KFN526L-3, Company: HOWMET GLOBAL FASTENING SYSTEMS INC
  - CAGE: 17446, Part No: KFN526L-3, Company: HUCK INTERNATIONAL, INC
  - CAGE: 1W025, Part No: 03A137-3L, Company: NORTHROP GRUMMAN SYSTEMS CORP
  - CAGE: 27238, Part No: BH137M3, Company: BRISTOL INDUSTRIES, LLC
  - CAGE: 56878, Part No: KFN526L-3, Company: SPS TECHNOLOGIES, LLC
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A627T3966)