>> Search results for: 3C3991G01 NSN Search Results National Stock Number (NSN) Description 4920-01-146-4916, 4920011464916 TEST SET,AIRCRAFT ENGINE 4920-01-505-0353 , 4920015050353 Cancelled -> Replaced by 4920011464916 1 Related Inventory Search You can use this search box to continue searching. Search parameters can include any combination of characteristics, specifications, description, partial part numbers, NSN or other stocking number. Special characters are not needed and are automatically stripped before searching. Do you sell this part? Become part of our growing pool of certified suppliers. Send Information