>> Search results for: B43S4 NSN Search Results National Stock Number (NSN) Description 4820-01-146-9317, 4820011469317 VALVE,BALL 4820-01-065-4280 , 4820010654280 VALVE,BALL 1 Related Inventory B43S44820011469317Condition NSVALVE Readily AvailableAdd to RFQ 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