# DIBBS #SPE7M3-27-T-0531

DLA request for 23 critical-application steel pipe unions

**Posted:** October 20, 2026
**Respond By:** October 30, 2026
**Identifier:** SPE7M3-27-T-0531
**NAICS:** 332919, 423840

The Defense Logistics Agency is seeking a critical-application steel pipe union for shipboard cooling-system piping.
- **Government buyer:** Defense Logistics Agency (DLA), Weapons Support, Fluid Handling Division; contact: William Cain.
- **Request:** 23 each of a steel pipe union, NSN 4730-01-480-8753, under solicitation SPE7M3-27-T-0531.
  - Drawing part piece number: 376-97818-000, item 172, drawing revision B Gen 2.
  - Used in the CFC-114 air-conditioning piping system for 300-ton water-cooling systems aboard LHA-1 through LHA-5 ships.
- **Important requirement:** The item is designated a critical application item.
- **OEMs and vendors:** No OEM or vendor is identified in the notice or attachment.

### Description

UNION, PIPE (QTY: 23, NSN: 4730-01-480-8753, Purchase Request: 7018683857)

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7M327T0531)