Stern tube shaft insert face

The Department of the Navy Naval Supply Systems Command is seeking to procure a stern tube shaft insert face assembly, specifically a #4 Stern Tube Seal from Wartsila Defense, Inc. This procurement is for a direct replacement part (Insert, Face) with Document Number N62758-5055-7600, Item 24 (H71435-5), designated under National Stock Number (NSN) 2010-01-283-1507. The requirement is for a single OEM insert face assembly, with delivery required by March 7, 2025. The government will evaluate quotes using FAR 13.106-2, comparing price and other factors to determine the best value for the procurement. Interested authorized distributors must provide documentation from the Original Equipment Manufacturer (Wartsila Defense Inc) with their quote submissions. The deadline for quote submission is July 21, 2025, at 10:00 AM.

This solicitation is designated as a Women-Owned Small Business (WOSB) set-aside opportunity under NAICS code 336611 (Ship Building and Repairing). Wartsila Defense, Inc. is identified as the sole source manufacturer due to their proprietary intellectual property rights and status as the original manufacturer of this specific component. The procurement is for a quantity of one insert face assembly, with no other manufacturers able to provide this completely proprietary material. The place of performance is designated as Kanagawa, Japan, specifically for the Ship Repair Facility - Japan Regional Maintenance Center (SRF-JRMC) in Yokosuka, Japan. The contract includes FOB Origin delivery terms to Japan, and the item is already on order to supply the system with a viable LLTM backorder date for project execution.