# DIBBS #SPE7M4-27-T-0071

DLA request for one critical-application rigid shaft coupling

**Posted:** October 02, 2026
**Respond By:** October 13, 2026
**Identifier:** SPE7M4-27-T-0071
**NAICS:** 333613

The Defense Logistics Agency is seeking one custom rigid shaft coupling for a critical application.
- **Buyer:** Defense Logistics Agency (DLA), DLA Land and Maritime, Fluid Handling Division; contracting contact listed as Blake Tushar.
- **OEM / approved source:** **Electric Boat** is identified with approved part number 4674753-0024. The drawing-listed part number is 518-4674753-0024.
- **Product:** One rigid shaft coupling, NSN 3010-01-092-1874.
  - Material: nickel-bronze-aluminum alloy (C63200), hot forged and annealed, 020 temper.
  - Nominal dimensions: 20 inches long by 13 inches in diameter.
- **Notable requirements:** Critical application item; technical data is export-controlled. CMMC Level 2 with C3PAO certification is required. The solicitation is set aside for Veteran-Owned Small Businesses.
- **Delivery:** Required 184 days after order.

### Description

COUPLING, SHAFT, RIGI (QTY: 1, NSN: 3010-01-092-1874 Mil-Spec, Purchase Request: 7016265678)

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7M427T0071)