10.8 inches long
An item composed of one or more materials, molded, compressed, and/or baked into a rigid covering of irregular shapes and sizes. it is designed to cover air ducts and/or air duct fittings used in air conditioning, heating, cooling, pressurizing and de-icing systems to restrict the dissipation of heat. it may completely or partially encase the item for which designed. it may be furnished with or without fillers, cement, and/or separate or attached accessories for installation, (excluding flexible air duct covering and rigid pipe and pipe fitting coverings used in construction and building materials). Excludes insulation blanket, thermal, aircraft; insulation pipe fitting covering, thermal; and insulation sleeving, thermal.
Classification: Other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof)
NSN 5935-01-584-2052
NSN 5935-00-753-1070
NSN 5960-01-512-0233
NSN 5905-00-664-4218
NSN 6150-01-441-1397
NSN 6105-01-335-3182
NSN 6645-01-383-7294
NSN 6685-01-350-0019
NSN 5920-00-911-3452
NSN 5996-01-546-9692
NSN 6130-01-601-5482
NSN 5950-01-450-6433