# DIBBS #SPE4A6-27-T-1853

DLA request for 18 approved-source socket-head cap screws

**Posted:** October 13, 2026
**Respond By:** October 20, 2026
**Identifier:** SPE4A6-27-T-1853
**NAICS:** 332722

DLA Weapons Support is seeking 18 critical-application socket-head cap screws for its supply needs.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, ASC Commodities Division; contact: Bernice Adams.
- **Product:** 18 socket-head cap screws, NSN 5305-00-562-6542, CLIN 0001; approved-source part number 571740-3H5.
- **Named approved-source manufacturers:** **Hamilton Sundstrand Corporation** (also listed as Hamilton Sundstrand Corp.) and **Ontic Engineering & Manufacturing, Inc.**
- **Notable requirements:** The screw is identified as a critical application item. The notice says data is proprietary or insufficient for competitive procurement. Delivery is required 167 days after order; FOB origin, with destination inspection and acceptance.

### Description

SCREW, CAP, SOCKET HEAD (QTY: 18, NSN: 5305-00-562-6542, Purchase Request: 7018681834)
  Approved Sources:
  - CAGE: 45934, Part No: 571740-3H5, Company: ONTIC ENGINEERING & MANUFACTURING,
  - CAGE: 73030, Part No: 571740-3H5, Company: HAMILTON SUNDSTRAND CORPORATION
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A627T1853)