>> Search results for: 803639743412XXXX006L1 NSN Search Results National Stock Number (NSN) Description 4820-01-411-1255, 4820014111255 CAP,VALVE 4820-01-411-9012 , 4820014119012 CAP,VALVE 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