>> Search results for: SILTEMP188 NSN Search Results National Stock Number (NSN) Description 5640-01-086-4223, 5640010864223 CLOTH,ASBESTOS 5640-21-892-1116 , 5640218921116 INSULATION BLANKET, 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