>> Search results for: 8016404052AY97 NSN Search Results National Stock Number (NSN) Description 4820-01-348-1749, 4820013481749 VALVE,BALL 4820-01-642-9357 , 4820016429357 VALVE,TOP LD HI TEM 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