# DIBBS #SPE4A7-27-T-2358

DLA solicitation for 14 critical piston and insert assemblies

**Posted:** October 30, 2026
**Respond By:** November 06, 2026
**Identifier:** SPE4A7-27-T-2358
**NAICS:** 336412

DLA Weapons Support is seeking 14 safety-critical piston and insert assemblies for an Air Force application.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, ASC Supplier Operations AE and AF Division; contact listed as Johanna Cruz Cruz.
- **Requested item:** 14 piston and insert assemblies, NSN 2915-00-837-4057. The approved manufacturers list **Ontic Engineering & Manufacturing, Inc.** and **Hamilton Sundstrand Corporation**, both with manufacturer part number 597676.
- **Notable requirements:** Identified as a critical application item and an Air Force-designated critical safety item. The manufacturer’s quality system must meet SAE AS9100 or an equivalent standard. Inspection and acceptance are at origin; delivery is FOB origin to DLA Distribution Depot Oklahoma.
- **Delivery:** Required 229 days after award. Technical data is referenced, and the solicitation is marked for fast award.

### Description

PISTON AND INSERT (QTY: 14, NSN: 2915-00-837-4057, Purchase Request: 7018831606)
  Approved Sources:
  - CAGE: 45934, Part No: 597676, Company: ONTIC ENGINEERING & MANUFACTURING,
  - CAGE: 73030, Part No: 597676, Company: HAMILTON SUNDSTRAND CORPORATION
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A727T2358)