# DIBBS #SPE7MC-26-T-274Z

DLA Land and Maritime Solicitation for Check Valves (NSN 4820-01-419-6964)

**Posted:** September 16, 2026
**Respond By:** September 28, 2026
**Identifier:** SPE7MC-26-T-274Z
**NAICS:** 332911, 332912, 336413

The Defense Logistics Agency (DLA) Land and Maritime, Maritime Hardware/Electrical division is seeking to procure check valves for critical application use.
- Government Buyer:
  - Defense Logistics Agency (DLA)
  - Sub-agency: DLA Land and Maritime
  - Office: Maritime Hardware/Electrical
- OEMs and Vendors:
  - Allen Aircraft Products Inc (OEM)
  - The Boeing Company (OEM)
- Products Requested:
  - Check valve, NSN 4820-01-419-6964
    - Allen Aircraft Products Inc, part number 48C143-1
    - The Boeing Company, part number 17B6D1399-1
    - Quantity: 23 units
- Notable Requirements:
  - Strict compliance with domestic sourcing laws (Berry Amendment, Buy American Act)
  - Critical application item designation
  - Packaging per ASTM D3951 and MIL-STD-129
  - Hazardous material labeling requirements
  - Destination inspection required
  - Delivery required within approximately 16 months after award

### Description

VALVE, CHECK (QTY: 23, NSN: 4820-01-419-6964, Purchase Request: 7018269884)
  Approved Sources:
  - CAGE: 82829, Part No: 48C143-1, Company: ALLEN AIRCRAFT PRODUCTS INC
  - CAGE: 88277, Part No: 17B6D1399-1, Company: THE BOEING COMPANY
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7MC26T274Z)