# DIBBS #SPE4A6-27-T-047N

DLA solicitation for 837 source-controlled self-locking hex nuts with first-article approval and production-lot testing

**Posted:** November 12, 2026
**Respond By:** November 19, 2026
**Identifier:** SPE4A6-27-T-047N
**NAICS:** 332722

DLA Weapons Support is seeking 837 source-controlled, safety-critical self-locking hex nuts and related qualification and testing.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, ASC Commodities Division; buyer contact: Mellisa Heise.
- **Product and quantity:** 837 self-locking hexagon nuts, NSN 5310-01-466-7088, CLIN 0001; approved source part number 90-100C6.
- **OEMs and approved sources:** **Bell Textron Inc.**, **SPS Technologies, LLC**, and **Bristol Industries, LLC**.
- **Related requirements:** Government first-article approval (part number 0001S00000052) and production-lot testing (part number 0001S00000061); quantities are not stated in the available details.
- **Notable technical requirements:** Navy critical safety item and source-controlled; requires first-article approval, production-lot testing, origin inspection, and SAE AS9100 or equivalent quality management.
- **Performance:** Production delivery period is 531 days. First-article units are due within 90 calendar days of contract date, with government approval notification within 60 days of receipt. No option periods are stated.

### Description

GOVERNMENT FIRST ARTIC (QTY: Qty - See Solicitation, NSN: 0001S00000052, Purchase Request: 7017486823)
PRODUCTION LOT TESTING (QTY: Qty - See Solicitation, NSN: 0001S00000061, Purchase Request: 7017486823)
NUT, SELF-LOCKING, HEXAG (QTY: 837, NSN: 5310-01-466-7088, Purchase Request: 7017486823)
  Approved Sources:
  - CAGE: 27238, Part No: 90-100C6, Company: BRISTOL INDUSTRIES, LLC
  - CAGE: 56878, Part No: 90-100C6, Company: SPS TECHNOLOGIES, LLC
  - CAGE: 97499, Part No: 90-100C6, Company: BELL TEXTRON INC
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A627T047N)