# DIBBS #SPE4A7-27-T-1538

DLA request for 34 flight-safety-critical machine-thread plugs

**Posted:** October 20, 2026
**Respond By:** October 27, 2026
**Identifier:** SPE4A7-27-T-1538
**NAICS:** 336413, 332721

DLA is seeking 34 flight-safety-critical machine-thread plugs for an aircraft application.
- Government buyer: Defense Logistics Agency (DLA), DLA Weapons Support, Supplier Operations AE and AF Division.
- OEMs and named sources:
  - **Coltec Industries Inc.** is identified with manufacturer part number 78123-4 Rev C.
  - **Triumph Engine Control Systems LLC** is also identified as a source for the item.
- Product: 34 machine-thread plugs, NSN 5365-00-973-7966, manufacturer part number 78123-4 Rev C.
- Notable requirements: The plug is a critical-application, flight-safety-critical aircraft part. Origin inspection and acceptance are required. Offerors not identified as acceptable sources are subject to source-approval documentation requirements.
- Delivery is required 57 days after order; the provided schedule also specifies delivery and shipping milestones.

### Description

PLUG, MACHINE THREAD (QTY: 34, NSN: 5365-00-973-7966, Purchase Request: 7018682433)
  Approved Sources:
  - CAGE: 11599, Part No: 78123-4, Company: TRIUMPH ENGINE CONTROL SYSTEMS LLC
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A727T1538)