# DIBBS #SPE7M1-27-T-0341

DLA Solicitation for One Spring-Loaded Shaft Seal Assembly

**Posted:** October 08, 2026
**Respond By:** October 19, 2026
**Identifier:** SPE7M1-27-T-0341
**NAICS:** 423840

The Defense Logistics Agency is seeking one spring-loaded shaft seal assembly for its Maritime Supply Chain.
- **Government buyer:** Defense Logistics Agency (DLA), Weapons Support, Maritime Supply Chain; buyer contact: Michael Reese.
- **OEM / approved source:** **W.S. Darley & Co.** (CAGE 5B337), part number 1844501.
- **Product:** One spring-loaded shaft seal assembly, NSN 4320-01-518-1415.
- **Delivery and acceptance:** Delivery is required 202 days after order. FOB Origin; destination inspection and acceptance.
- **Notable requirements:** Packaging must follow ASTM D3951 and applicable DLA requirements; marking must comply with MIL-STD-129.

### Description

SEAL ASSEMBLY, SHAFT, SP (QTY: 1, NSN: 4320-01-518-1415, Purchase Request: 7018664646)
  Approved Sources:
  - CAGE: 5B337, Part No: 1844501, Company: W S DARLEY & CO
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7M127T0341)