>> Search results for: 8032177525X9XX51 NSN Search Results National Stock Number (NSN) Description 5120-01-542-4520, 5120015424520 LAPPING TOOL,VALVE 5120-01-567-4328 , 5120015674328 LAPPING TOOL,VALVE SEAT 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