DLA Aviation is conducting market research via this sources sought to identify interested and capable parties for NSN 1650-01-206-1949, PISTON, LINEAR ACTUATING CYLINDER, under NAICS 336413. Potential sources must be able to furnish labor, materials, facilities, and equipment for new manufacture, including component procurement/manufacture, inspection, testing, preservation/packaging, and shipping, with possible responsibilities for supply chain management, logistics planning, forecasting, long-lead procurement, diminishing manufacturing sources, and shipping serviceable assets. The specific requirement is a 5-year base period LTC for Sikorsky p/n 65251-08204-042, with approved sources BEMSCO and Triumph Actuation Systems; other contractors must submit a Source Approval Request package because DLA Aviation does not possess complete technical data. Based on responses, the requirement may be set aside for small businesses or procured through full and open competition, and multiple awards may be made. Unit prices will be established at the time of contract award.