# DIBBS #SPE7M4-26-T-390H

DLA Procurement of Crissair Inc Check Valves (NSN 4820-01-461-5610)

**Posted:** September 11, 2026
**Respond By:** September 21, 2026
**Identifier:** SPE7M4-26-T-390H
**NAICS:** 332911, 332912, 332919

The Defense Logistics Agency (DLA) Land and Maritime Fluid Handling Division is seeking to procure specialized check valves for military applications.
- Government Buyer:
  - Defense Logistics Agency (DLA), Land and Maritime Fluid Handling Division
- OEMs and Vendors:
  - Crissair Inc (CAGE 99240) is the sole approved manufacturer
- Products Requested:
  - Valve, Check (NSN 4820-01-461-5610)
    - Crissair Inc part number: 1C3952
    - Quantity: 3 units
    - Packaged per ASTM D3951 and MIL-STD-129
- Notable Requirements:
  - Delivery required within 168 days from award
  - Compliance with domestic sourcing laws
  - Prohibition on covered defense telecommunications equipment
  - FOB Origin delivery
- No other OEMs or alternative sources are permitted for this procurement

### Description

VALVE, CHECK (QTY: 3, NSN: 4820-01-461-5610, Purchase Request: 7018269033)
  Approved Sources:
  - CAGE: 99240, Part No: 1C3952, Company: CRISSAIR INC
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7M426T390H)