Opportunity
SAM #N3904025P1011P00002
Sole Source Award for FSN Shaft Lathe Headstock Repair at Portsmouth Naval Shipyard
Buyer
Portsmouth Naval Shipyard
Posted
April 28, 2026
Identifier
N3904025P1011P00002
NAICS
811219, 332710
This award notice details a sole source contract modification by the Portsmouth Naval Shipyard for emergent repairs on the FSN shaft lathe headstock, critical for submarine drive shaft machining. - Government Buyer: - Department of the Navy, Naval Sea Systems Command Portsmouth Naval Shipyard, Contracting Division (Code 410) - OEM and Vendor: - Machine Tool Research, Inc. (MTR) is both the OEM and sole authorized vendor for the FSN shaft lathe - Products/Services Requested: - In-place re-grinding of the FSN shaft lathe headstock spindle tapered bore - Quantity: 1 - Purpose: Correct excess runout of .0008" to ensure proper support and machining of submarine drive shafts - Performed by MTR using proprietary data and specialized personnel - Unique/Notable Requirements: - Only MTR possesses the proprietary data and expertise required for this repair - The contract modification adds a new CLIN and extends the period of performance to accommodate emergent work - Estimated contract value for this modification: $40,066
Description
Sole Source Award made to MACHINE TOOL RESEARCH, INC. for additional repairs needed on the FSN Headstock. Justification and Approval in attachments.