>> Search results for: 259554ASSYA NSN Search Results National Stock Number (NSN) Description 4820-01-285-1790, 4820012851790 VALVE,BALL 4820-01-444-6339 , 4820014446339 VALVE,THROTTLE 4820-01-505-1138, 4820015051138 VALVE,THROTTLE 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