# DIBBS #SPE4A6-27-T-0185

DLA procurement of 193 critical-application turnlock fastener studs

**Posted:** October 02, 2026
**Respond By:** October 09, 2026
**Identifier:** SPE4A6-27-T-0185
**NAICS:** 332722, 339993

The Defense Logistics Agency is seeking a one-time supply of critical-application turnlock fastener studs for its Weapons Support organization.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, ASC Commodities Division; buyer contact: Bridget Thomas.
- **Item requested:** 193 turnlock fastener studs, NSN 5325-00-286-2589 (CLIN 0001).
- **OEMs and approved-source part numbers:**
  - **Leonardo S.p.A. Helicopters Division** — 50-007A21.
  - **Bell Textron Inc.** — 50-007A21.
  - **Northrop Grumman Systems Corporation** — GS520B7-21.
  - **Southco Inc.** — 2351-20-21-C3C and D4-A35T27CBCNA.
- **Notable requirements:** The item is designated a critical application item. Destination inspection and acceptance are required, and delivery is required within 36 days after award.
- This is a one-time supply purchase; no recurring subscription or option period is indicated.

### Description

STU D, TURNLOCK FASTE (QTY: 193, NSN: 5325-00-286-2589, Purchase Request: 7016845600)
  Approved Sources:
  - CAGE: 26512, Part No: GS520B7-21, Company: NORTHROP GRUMMAN SYSTEMS CORPORATIO
  - CAGE: 72794, Part No: 2351-20-21-C3C, Company: SOUTHCO INC
  - CAGE: 72794, Part No: D4-A35T27CBCNA, Company: SOUTHCO INC
  - CAGE: 97499, Part No: 50-007A21, Company: BELL TEXTRON INC
  - CAGE: A0126, Part No: 50-007A21
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A627T0185)