Opportunity

SAM #N00024-26-C-2430

Sole-Source Construction of Medium Landing Ship (LSM) Block 1 Vessels for NAVSEA HQ

Buyer

NAVSEA Headquarters

Posted

April 15, 2026

Identifier

N00024-26-C-2430

NAICS

336611

This opportunity is for the construction of up to four Medium Landing Ship (LSM) Block 1 vessels for the Department of the Navy, Naval Sea Systems Command (NAVSEA HQ). - Sole-source contract to Fincantieri Marinette Marine (FMM) for LSM Block 1 vessels - Based on the LST 100 design - Includes construction, design artifacts, specifications, data rights, and provisioned item orders for materials and engineering support - Supports urgent Marine Corps operational requirements - Contract covers fiscal years 2025 through 2031 - Authority to act under this justification expires September 30, 2031 - Procurement justified under FAR 6.302-1 for other than full and open competition (industrial mobilization readiness) - Place of performance: Marinette, Wisconsin - Contracting office: NAVSEA HQ, Washington Navy Yard, DC - No competing OEMs or alternative products specified; limited source procurement - Estimated contract value likely in the hundreds of millions to over a billion USD, based on typical shipbuilding costs

Description

See related notice(s): N00024-26-C-2430 and N00024-26-R-2430

See attached redacted Class Justification & Approval per FAR 6.302-1 as required by 10 U.S.C. 3204(a)(3).

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