# DIBBS #SPE7L1-27-T-3123

DLA request for one Thordon piston ring

**Posted:** November 02, 2026
**Respond By:** November 12, 2026
**Identifier:** SPE7L1-27-T-3123
**NAICS:** 333613

The Defense Logistics Agency is seeking one approved-source piston ring for Portsmouth Naval Shipyard.
- **Buyer:** Defense Logistics Agency (DLA), Weapons Support, Land Supply Chain; buyer contact: Meghan Ruehle.
- **Item:** One piston ring, NSN 3040-01-542-4938 (CLIN 0001), Thordon part number **F038950001**.
- **OEM:** **Thordon Bearings Inc.** The item must come from an approved Thordon distributor. Named sources include Bulldog Lacing Ltd. and Advanced Sealing Technology Inc.
- **Requirements:** Conform to the cited basic and reference drawings and DLA packaging requirements. Delivery is required within five days after award.

### Description

RING, PISTON (QTY: 1, NSN: 3040-01-542-4938, Purchase Request: 7014855654)
  Approved Sources:
  - CAGE: 0S1K7, Part No: F038950001, Company: THORDON BEARINGS INC
  - CAGE: 1EYS7, Part No: F038950001
  - CAGE: 36352, Part No: F038950001
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7L127T3123)