>> Search results for: HWK8718PC18 NSN Search Results National Stock Number (NSN) Description 4810-01-550-1176, 4810015501176 VALVE ASSEMBLY 4820-01-592-0725 , 4820015920725 NRP,VALVE ASSEMBLY, 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