# DIBBS #SPE7M2-27-U-0008

DLA solicitation for 845 estimated non-return flap valves

**Posted:** October 26, 2026
**Respond By:** November 09, 2026
**Identifier:** SPE7M2-27-U-0008
**NAICS:** 332919

DLA Weapons Support is seeking a restricted-source supply of non-return flap valves for its Nuclear Reactor Program.
- Buyer: Defense Logistics Agency (DLA), DLA Weapons Support, Nuclear Reactor Program; point of contact: Hunter Steele.
- Requested item: 845 estimated annual units of non-return flap valves, NSN 4820-01-217-8241; approved-source part number 5430670. The 845-unit figure is an estimate, not a firm purchase quantity.
- Approved sources/OEMs: EVAC NORTH AMERICA INC (CAGE 47WD8) and ENVIROVAC INC DBA MONOGRAM (CAGE 58568).
- Requirements: Restricted-source, critical-application item requiring Government engineering source approval. The valve has a non-extendable 36-month shelf life.
- Delivery and ordering: One-year ordering period; each delivery is due 147 days after an order, with a 211-unit minimum per delivery order.

### Description

FLAP VALVE NON RETURN (QTY: 845, NSN: 4820-01-217-8241, Purchase Request: 1000245505)
  Approved Sources:
  - CAGE: 47WD8, Part No: 5430670, Company: EVAC NORTH AMERICA INC
  - CAGE: 58568, Part No: 5430670
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7M227U0008)