# DIBBS #SPE4A6-27-T-038A

DLA request for 8 critical-application self-locking hex nuts

**Posted:** November 10, 2026
**Respond By:** November 17, 2026
**Identifier:** SPE4A6-27-T-038A
**NAICS:** 332722

DLA is seeking a small quantity of aerospace self-locking hex nuts for a critical application.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, ASC Commodities Division.
- **Request:** 8 self-locking hex nuts, NSN 5310-01-523-3946, approved-source part number **BACN11R4**; drawing BACN11R, Revision D.
- **Named approved manufacturers/OEMs:** Republic Fastener Mfg. Corp.; SPS Technologies, LLC; The Boeing Company; Nelson Stud Welding, Inc.
- **Notable requirements:** The item is designated a critical application item. Access to export-controlled technical data and CMMC Level 2 are required.
- **Delivery:** One supply delivery, due 167 days after order.

### Description

NUT, SELF-LOCKING, HEXAG (QTY: 8, NSN: 5310-01-523-3946, Purchase Request: 7019031675)
  Approved Sources:
  - CAGE: 52828, Part No: BACN11R4
  - CAGE: 56878, Part No: BACN11R4, Company: SPS TECHNOLOGIES, LLC
  - CAGE: 81205, Part No: BACN11R4, Company: THE BOEING COMPANY
  - CAGE: 92595, Part No: BACN11R4, Company: NELSON STUD WELDING, INC
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A627T038A)