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 5855-00-361-0167
NSN 6685-01-428-6772
NSN 5990-01-577-2120
NSN 6110-01-415-5086
NSN 6320-01-578-6006
NSN 5998-01-203-0664
NSN 5999-00-849-2795
NSN 5920-01-327-2572
NSN 5985-01-029-3648
NSN 4140-00-198-4961
NSN 5998-01-121-1607
NSN 5965-01-568-8031