>> Search results for: BM0494A0 NSN Search Results National Stock Number (NSN) Description 4820-01-422-9852, 4820014229852 VALVE,CHECK 4820-01-422-4023 , 4820014224023 VALVE,CHECK 4820-01-422-1952, 4820014221952 SEAT,VALVE 5340-01-422-4220 , 5340014224220 RETAINER,HELICAL COMPRESSION SPR 5360-01-421-0474, 5360014210474 SPRING,HELICAL,COMPRESSION 4820-01-422-1984 , 4820014221984 PISTON,VALVE 4820-01-422-1987, 4820014221987 PARTS KIT,CHECK VALVE 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