# DIBBS #SPE7M3-27-T-0928

DLA Solicitation for 14 Copper Tube Couplings

**Posted:** November 06, 2026
**Respond By:** November 16, 2026
**Identifier:** SPE7M3-27-T-0928
**NAICS:** 332919

DLA Weapons Support is seeking 14 copper tube couplings for fluid-handling use.
- **Buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, Fluid Handling Division; listed contact: William Cain.
- **Product:** 14 tube couplings, NSN 4730-00-722-1910, approved-source part number AN4.
- **OEM:** **Castle A M and Co** (CAGE 77075), identified with part number AN4.
- **Requirements:** Copper construction, unthreaded internal configuration, and compatibility with 0.625-inch outside-diameter tubing.
- **Delivery:** Required within 168 days after order. Packaging must meet DLA requirements and MIL-STD-129.

### Description

COUPLING, TUBE (QTY: 14, NSN: 4730-00-722-1910, Purchase Request: 7019021321)
  Approved Sources:
  - CAGE: 77075, Part No: AN4
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7M327T0928)