# DIBBS #SPE7M4-26-T-403Y

DLA Land and Maritime requests copper alloy tubes for Nimitz Class CVN ships

**Posted:** September 11, 2026
**Respond By:** September 21, 2026
**Identifier:** SPE7M4-26-T-403Y
**NAICS:** 332996

This procurement opportunity from the Defense Logistics Agency (DLA) Land and Maritime, Fluid Handling Division, seeks copper alloy tubes for Nimitz Class CVN ships.
- Government Buyer:
  - Defense Logistics Agency (DLA), Land and Maritime, Fluid Handling Division
- Product Requested:
  - 730 feet of copper alloy seamless and welded tubes
  - National Stock Number (NSN): 4710-00-289-8005 (also referenced as 4710-0028-9800-5)
  - Specifications: Type 1, Grade 1, Class 200, 1.900 inch O.D., 0.072 inch wall thickness, 12-25 feet random length, max operating pressure 200 psi, annealed, weapons coded
  - Packaging and marking per MIL-STD-2073-1E and MIL-STD-129
- OEMs and Vendors:
  - No specific OEMs or vendors are named; solicitation is open to qualified manufacturers
- Unique/Notable Requirements:
  - Compliance with domestic sourcing laws
  - Hazardous material labeling required
  - Additive manufacturing is prohibited unless specifically approved
  - Delivery is FOB origin to DLA Distribution San Diego
- Technical documentation and Mil-Spec requirements are provided for bidders
- Intended for use in Nimitz Class CVN ships

### Description

TUBE, METALLIC (QTY: 730, NSN: 4710-00-289-8005 Mil-Spec, Purchase Request: 7018269967)

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7M426T403Y)