1.000 in.Id, 0.380 in.Thk;
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 6685-01-626-3232
NSN 5950-01-468-5431
NSN 6145-00-603-2578
NSN 6135-00-497-0491
NSN 5935-01-274-7510
NSN 5935-00-057-5533
NSN 6220-01-359-6445
NSN 4140-00-823-9194
NSN 5905-00-899-8454
NSN 6150-01-386-5995
NSN 6610-00-371-5953
NSN 6145-01-481-5070