# DIBBS #SPE7M4-27-T-0750

DLA solicitation for two restricted-source submarine transmitter tailpieces

**Posted:** October 13, 2026
**Respond By:** October 23, 2026
**Identifier:** SPE7M4-27-T-0750
**NAICS:** 332919

The Defense Logistics Agency is soliciting two restricted-source tailpieces for a Trident submarine transmitter.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, Fluid Handling Division; contact: Blake Tushar.
- **Solicitation:** SPE7M4-27-T-0750; purchase request 7016692005.
- **Requested item:** 2 tailpieces, union, NSN 4730-01-136-2047; approved-source part number 15-12-9711.
- **Specifications:** Bronze, 3000 PSI WOG, 2-inch IPS, with a brazing ring packaged separately. The item is for a Trident submarine transmitter.
- **Approved-source manufacturers:** **Derbyshire Machine & Tool Co.** and **Electric Boat Corporation**. Engineering source approval is required because the item is restricted-source and subject to Government design control.
- **Delivery:** Required 10 days after order; no ongoing service term or option period is stated.

### Description

TAILPIECE, UNION (QTY: 2, NSN: 4730-01-136-2047, Purchase Request: 7016692005)
  Approved Sources:
  - CAGE: 71905, Part No: 15-12-9711, Company: DERBYSHIRE MACHINE & TOOL CO
  - CAGE: 96169, Part No: 15-12-9711, Company: ELECTRIC BOAT CORPORATION
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7M427T0750)