10.25 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 6240-00-183-0750
NSN 5975-00-959-6187
NSN 5999-01-435-7511
NSN 5920-00-192-6565
NSN 7035-01-425-8063
NSN 5950-01-467-9998
NSN 5950-01-495-9735
NSN 5999-01-484-1347
NSN 5910-01-010-1817
NSN 5920-01-354-1598
NSN 6240-00-925-2194
NSN 7035-01-516-2655