>> Search results for: B43F4 NSN Search Results National Stock Number (NSN) Description 4820-01-056-5380, 4820010565380 VALVE,BALL 4820-01-496-8704 , 4820014968704 VALVE,BALL 4820-01-167-7083, 4820011677083 VALVE,BALL 4920-01-506-3255 , 4920015063255 VALVE,CHAMBER BLEED 4820-01-293-8534, 4820012938534 VALVE,BALL 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