Sources Sought DEPT OF DEFENSE DEPT OF THE AIR FORCE is seeking sources for the overhaul of F107 Fuel Shut-off Valve. This service is typically used for the maintenance, repair, and rebuilding of equipment, specifically engines, turbines, and components in the aircraft engine and engine parts manufacturing industry. The specific item being procured is the overhaul of the F107 Fuel Shut-off Valve with NSN: 2915-01-241-8855 PV and P/N: 8901-262. For more information, please refer to the attachments provided.