>> Search results for: ESPBM3121NPP NSN Search Results National Stock Number (NSN) Description 5305-01-512-1519, 5305015121519 SCREW,CAP,HEXAGON HEAD 5306-01-512-1521 , 5306015121521 Cancelled -> Replaced by 5306015565520 5306-01-556-5549, 5306015565549 BOLT,MACHINE 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