>> Search results for: 6R204043AA1AM NSN Search Results National Stock Number (NSN) Description 4820-00-929-0779, 4820009290779 VALVE,BUTTERFLY 4820-01-451-7853 , 4820014517853 VALVE,BUTTERFLY 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