>> Search results for: 3991373 NSN Search Results National Stock Number (NSN) Description 5305-01-672-1381, 5305016721381 SCREW,CAP,HEXAGON HEAD 3040-01-616-2512 , 3040016162512 SHAFT,STRAIGHT 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