The government intends to award a 5-year Indefinite Quantity Contract for a source-controlled CENTERING SOCKET, HUB ASSEMBLY (NSN 1615-01-158-9587), with an estimated annual quantity of 520 units. The approved source is Sargent Aerospace & Defense under an OEM part from Sikorsky; no complete technical data is available, so other interested parties must submit a Source Approval Request. This notice is not a request for competitive proposals, but interested parties may express capability and are subject to government discretion on competition. Contractors must be registered in SAM.gov to receive award. The solicitation is estimated to be issued on 08/18/2026, with details available via DIBBS.