DLA Maritime Mechanicsburg is seeking sources to supply 20 units of a specific cylinder assembly (NSN 7HH 3040 016275591, P/N PAAI061728). Only the approved design source, Defense Maritime Solutions, Inc. (CAGE 0EYA6), is currently listed; other suppliers must provide complete traceability back to this OEM. Interested parties must complete and return the attached market survey via email by 3:00 PM EST on July 8, 2026. This is a sources sought notice for informational purposes only, not a solicitation or request for proposals. No budget amount or performance location is specified.