>> Search results for: 5151HK12 NSN Search Results National Stock Number (NSN) Description 4820-01-275-4525, 4820012754525 PARTS KIT,DIAPHRAGM REPLACEMENT 4730-01-340-2911 , 4730013402911 FLANGE,PIPE 4730-01-518-9457, 4730015189457 PARTS KIT,SPLIT FLANGE 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