# DIBBS #SPE7M1-26-T-381U

DLA Land and Maritime Solicits 9,170 Hastings Piston Rings (NSN 4310-01-031-8351)

**Posted:** September 25, 2026
**Respond By:** October 05, 2026
**Identifier:** SPE7M1-26-T-381U
**NAICS:** 332117

The Defense Logistics Agency (DLA) Land and Maritime, Maritime Supply Chain, is soliciting bids for the supply of piston rings for military applications.
- Government Buyer:
  - Defense Logistics Agency (DLA)
  - Sub-agency: DLA Land and Maritime
  - Office: Maritime Supply Chain
- OEM and Vendor Details:
  - Approved OEM: Hastings Manufacturing Co
  - Part Number: 2505431
- Products Requested:
  - 9,170 piston rings
  - NSN: 4310-01-031-8351
  - Drawing reference: 10001 2505431 Rev F
- Technical and Quality Requirements:
  - Must meet DLA Master List of Technical and Quality Requirements
  - Compliance with export control regulations
  - Packaging and marking standards required
  - Domestic sourcing laws apply
  - Cybersecurity requirements must be met
- Delivery Details:
  - FOB origin to DLA Distribution Puget Sound, Bremerton, WA
  - Delivery required within 168 days from award
- Notable Requirements:
  - Only Hastings Manufacturing Co is listed as the approved source
  - Small business set-aside
  - Technical documentation available for review

### Description

RING, PISTON (QTY: 9170, NSN: 4310-01-031-8351, Purchase Request: 7018494694)
  Approved Sources:
  - CAGE: 74069, Part No: 2505431, Company: HASTINGS MANUFACTURING CO
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7M126T381U)