>> Search results for: THERMAFIBER NSN Search Results National Stock Number (NSN) Description 5640-00-501-6066, 5640005016066 INSULATION BLANKET,THERMAL 5640-00-883-0434 , 5640008830434 INSULATION BLANKET,THERMAL 5640-01-621-2456, 5640016212456 MINERAL WOOL INSULATION FILL 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