# DIBBS #SPE4A6-27-T-044B

DLA solicitation for 2,944 safety-critical self-locking extended nuts

**Posted:** November 12, 2026
**Respond By:** November 19, 2026
**Identifier:** SPE4A6-27-T-044B
**NAICS:** 332722

The Defense Logistics Agency is seeking safety-critical aerospace hardware for its Weapons Support organization.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, ASC Commodities Division; buyer contact listed as Vincent Price. The solicitation is issued through DLA’s DIBBS procurement portal.
- **Requested item:** 2,944 self-locking extended-washer hexagon nuts, NSN 5310-01-058-3984, OEM part number MS14145L3.
- **Approved sources named:** **SPS Technologies, LLC**, **Leonardo SpA Helicopters Division**, **Leonardo UK Ltd**, and **Howmet Fixations Simmonds SAS**. National Aerospace Standards is also listed as an approved source.
- **Notable requirements:** The nut is identified as a Navy Critical Safety Item. Delivery is FOB origin, required within 103 days after order, with delivery to DLA distribution locations in San Diego and New Cumberland.
- **Line-item quantities:** Two line items for the same nut, in quantities of 548 and 2,396.

### Description

NUT, SELF-LOCKING, EXTEN (QTY: 2944, NSN: 5310-01-058-3984, Purchase Request: 7019068670)
  Approved Sources:
  - CAGE: 56878, Part No: MS14145L3, Company: SPS TECHNOLOGIES, LLC
  - CAGE: 80205, Part No: MS14145L3
  - CAGE: A0126, Part No: MS14145L3
  - CAGE: F0224, Part No: MS14145L3
  - CAGE: K0668, Part No: MS14145L3, Company: LEONARDO UK LTD
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A627T044B)