The Naval Air Systems Command is seeking sources to provide ongoing production and retrofit integration, engineering changes, and flight envelope expansion for the V-22 aircraft, simulators, and trainers. This is a sources sought notice for market research only, not a request for proposals, and no budget amounts are specified. The work includes engineering change proposals, software development, testing, logistics support, obsolescence management, and production line transition support. Responses are due by 4:00 PM Eastern Time on 8 July 2026, and the location for performance is not specified. Interested parties must submit unclassified capability descriptions, business size, and relevant experience to the provided points of contact.