This is a Sources Sought notice for market research, not a solicitation, to identify potential suppliers for the new manufacture of a C-17 Fire Extinguisher Platform (NSN 1680-01-595-4096JY, P/N 472555-4). The estimated spares requirement is between 17 and 99 units. Interested firms must register via the "Add Me to Interested Vendors" button to be considered participants. The government is seeking input from all business types, including small and disadvantaged businesses, under NAICS code 336413 with a 1,250-employee size standard. Performance of the requirement would be at Tinker AFB, Oklahoma.