# DIBBS #SPE7M3-27-T-0528

DLA Request for 56 Bronze 3-Inch Grooved Pipe Flanges

**Posted:** October 20, 2026
**Respond By:** October 30, 2026
**Identifier:** SPE7M3-27-T-0528
**NAICS:** 332919

The Defense Logistics Agency is seeking 56 bronze grooved pipe flanges for a fluid-handling application.
- Government buyer: Defense Logistics Agency (DLA), DLA Weapons Support, Fluid Handling Division; contact listed as William Cain.
- Procurement: 56 Mil-Spec pipe flanges, NSN 4730-00-989-7458 (also shown as 4730009897458), under a small-business set-aside.
- Product details: 3-inch nominal pipe size, bronze, grooved, with bolt holes and a 250 PSI rating; drawing CS4730-0108A054DJ.
- **Material requirements:** ASTM B61, UNS C92200 bronze; specified alternatives include C92200 or C90300 alloys under the listed ASTM standards.
- **Packaging and quality requirements:** Brazing rings must be packaged separately, not inserted in the flange groove, and included with or attached to the component. A Certificate of Quality Compliance is required with each shipment/package. The item is identified as critical; inspection and acceptance are at origin.
- Delivery is required 157 days after order. No OEM or commercial vendor is identified in the provided information.

### Description

FLANGE, PIPE (QTY: 56, NSN: 4730-00-989-7458 Mil-Spec, Purchase Request: 7018676083)

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7M327T0528)