This opportunity is for the procurement of four Transducer, Motional units (NIIN: 996954631, PN: AS405-36-1894M0) for the U.S. Navy. The items require Government Source Approval prior to award, and offerors not already approved must submit the required source approval data with their proposal. Early and incremental deliveries are accepted and preferred. The contract includes a 12-month warranty for supplies of a noncomplex nature. Performance location and budget amounts are not specified.