>> Search results for: 820138599012INBW NSN Search Results National Stock Number (NSN) Description 4730-01-131-3408, 4730011313408 TAILPIECE,UNION 4730-01-131-3417 , 4730011313417 THREAD PIECE,UNION 4730-01-132-0218, 4730011320218 THREAD PIECE,UNION 4730-01-132-2989 , 4730011322989 TAILPIECE,UNION 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