>> Search results for: 58A83H21212 NSN Search Results National Stock Number (NSN) Description 1730-01-287-3053, 1730012873053 COLLAR,LOCKING FOUR 3040-01-420-6360 , 3040014206360 COLLAR,SHAFT 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