# DIBBS #SPE7MC-27-T-0976

DLA solicitation for two bronze vacuum-breaker valve pistons

**Posted:** October 23, 2026
**Respond By:** November 02, 2026
**Identifier:** SPE7MC-27-T-0976
**NAICS:** 332919

The Defense Logistics Agency is seeking two bronze valve pistons for a vacuum breaker used in a backflow preventer.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, Maritime Hardware/Electrical; buyer contact: Paula Mcclary.
- **OEM/source:** **Ammcon Corp.** (CAGE 6W889), the listed critical-application source.
- **Product:** Two bronze valve pistons for a 3/4-inch vacuum breaker in Backflow Preventer Model E-1.
  - NSN: 4820-01-090-4962
  - Source part number: BMC3479A Part 12
- **Delivery period:** Required within 168 days after order.

### Description

PISTON, VALVE (QTY: 2, NSN: 4820-01-090-4962, Purchase Request: 7018835504)
  Approved Sources:
  - CAGE: 6W889, Part No: BMC3479A PART 12
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7MC27T0976)