>> Search results for: D100421 NSN Search Results National Stock Number (NSN) Description 5340-01-512-1791, 5340015121791 SEAT,HELICAL COMPRESSION SPRING 5340-01-277-1115 , 5340012771115 SEAL,ANTIPILFERAGE 4310-99-781-5025, 4310997815025 PLUNGER AND CROSSHE 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