# DIBBS #SPE7M4-27-T-0799

DLA solicitation for two critical-application valve seat retainers

**Posted:** October 13, 2026
**Respond By:** October 23, 2026
**Identifier:** SPE7M4-27-T-0799
**NAICS:** 332919

DLA Weapons Support is requesting two critical-application valve seat retainers for its Fluid Handling Division.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, Fluid Handling Division; buyer contact: Rory O'Reilly.
- **OEM / approved source:** **Mission Systems Orchard Park Inc.** (CAGE 04577), part number 2192-0084-1.
- **Product requested:** 2 valve seat retainers, NSN 4820-01-221-0842.
- **Notable requirements:** The item is designated a critical application item. Delivery is FOB Origin, with destination inspection and acceptance at DLA Distribution, DDSP New Cumberland Facility. Packaging must meet DLA requirements and ASTM D3951; marking must meet MIL-STD-129.

### Description

RETAINER, SEAT, VALVE (QTY: 2, NSN: 4820-01-221-0842, Purchase Request: 7018676010)
  Approved Sources:
  - CAGE: 04577, Part No: 2192-0084-1, Company: MISSION SYSTEMS ORCHARD PARK INC
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7M427T0799)