>> Search results for: 73683ITEM3 NSN Search Results National Stock Number (NSN) Description 4820-01-087-1315, 4820010871315 SEAT,VALVE 4820-01-274-8418 , 4820012748418 Cancelled -> Replaced by 4820010871315 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