This is a Sources Sought notice for market research on the spares procurement of a duct compressor air platform (NSN 2840-00-800-3983RV, P/N 444561) with an estimated requirement of 57 units. The government is seeking potential sources capable of new manufacture, inspection, testing, preservation, packaging, and shipping, as well as possible supply chain management and nonrecurring engineering costs. Performance of services would be at Tinker AFB, Oklahoma. No specific budget amounts or submission timelines are provided, as this is not a solicitation but a preliminary market research effort. All interested businesses, including small and disadvantaged firms, are encouraged to respond to help determine the acquisition strategy.