DLA Aviation is conducting market research via a sources sought synopsis for NSN 1650-00-484-6911, FILTER ELEMENT, FLUID, under NAICS 336413, with no solicitation posted at this time. Interested firms are invited to provide organization details and tailored capability statements; responses are voluntary and may inform whether the requirement is set aside for small businesses or competed full and open, with multiple awards possible. Potential sources must be capable of new manufacture, including component procurement/manufacture, inspection, testing, preservation/packaging, shipping, and potentially supply-chain management, logistics planning, forecasting, long-lead procurement, DMSMS/material shortage support, and shipping serviceable assets. The item must meet QPL requirements per MIL-PRF-83860D, with approved sources PTI Technologies (CAGE 05228) and Pall Aeropower (CAGE 18350); other contractors must submit a Source Approval Request, and DLA Aviation does not possess complete technical data. The estimated requirement is a 5-year base period under a long-term contract, with unit prices established at contract award.