# DIBBS #SPE7M4-26-T-442L

DLA Land and Maritime seeks 18 Mission Systems Davenport Inc. relief pressure valves

**Posted:** September 25, 2026
**Respond By:** October 05, 2026
**Identifier:** SPE7M4-26-T-442L
**NAICS:** 332911

The Defense Logistics Agency (DLA) Land and Maritime, Fluid Handling Division, is seeking to procure relief pressure valves for critical application use.
- Government Buyer:
  - Defense Logistics Agency (DLA), Land and Maritime, Fluid Handling Division
- OEMs and Vendors:
  - Mission Systems Davenport Inc. (approved source and manufacturer)
- Products Requested:
  - 18 units of Valve, Relief, Pressure and Temperature
    - National Stock Number (NSN): 4820-01-562-6759
    - Part Number: 1659813-1
    - Critical Application Item
- Delivery Requirements:
  - FOB origin to DLA Distribution Depot Oklahoma, Tinker AFB
  - Delivery required within 168 days from award
- Notable Requirements:
  - Strict packaging and labeling standards
  - Mandatory cybersecurity compliance: CMMC Level 2 self-assessment
  - Only Mission Systems Davenport Inc. part number 1659813-1 is approved

### Description

VALVE, RELIEF, PRESSURE (QTY: 18, NSN: 4820-01-562-6759, Purchase Request: 7018495777)
  Approved Sources:
  - CAGE: 99251, Part No: 1659813-1, Company: MISSION SYSTEMS DAVENPORT INC.
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7M426T442L)