# DIBBS #SPE7L1-26-T-18Z8

DLA request for four Cooper-Bessemer piston rings

**Posted:** September 30, 2026
**Respond By:** October 13, 2026
**Identifier:** SPE7L1-26-T-18Z8
**NAICS:** 333613

DLA Land and Maritime is seeking four Cooper-Bessemer piston rings for its Land Supply Chain.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Land and Maritime, Land Supply Chain; procurement contact listed as Kristina Derry.
- **Product requested:** 4 piston rings, NSN 2815-00-278-1538.
  - Specified in accordance with Cooper-Bessemer and corporate drawing SF296-16.
  - Listed Cooper Machinery Services part numbers: 2-23R-009-001 and SF296-16D15-1-2.
- **OEMs and vendors:** **Cooper-Bessemer** is the specified product source; **Cooper Machinery Services LLC** is listed as an approved source and provides the referenced part numbers.
- **Notable requirements:** Delivery is required 20 days after award. FOB origin; destination inspection and acceptance.

### Description

RING, PISTON (QTY: 4, NSN: 2815-00-278-1538, Purchase Request: 7018558174)
  Approved Sources:
  - CAGE: 14541, Part No: 2-23R-009-001, Company: COOPER MACHINERY SERVICES LLC
  - CAGE: 14541, Part No: SF296-16D15-1-2, Company: COOPER MACHINERY SERVICES LLC
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7L126T18Z8)