>> Search results for: HHI00500 NSN Search Results National Stock Number (NSN) Description 5640-00-067-7968, 5640000677968 CEMENT,INSULATION,HIGH TEMPERATU 5640-00-067-7968 , 5640000677968 CEMENT,INSULATION,HIGH TEMPERATU 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