Elbow shape, 0.380 in.Thk, 2.000 in.Id;
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 6620-01-651-5425
NSN 5895-01-099-3576
NSN 6110-00-106-6587
NSN 6650-00-133-7884
NSN 6620-00-317-7820
NSN 5910-01-191-7504
NSN 5985-01-607-5155
NSN 5920-00-057-5934
NSN 2925-01-239-6044
NSN 4140-01-049-7952
NSN 5996-00-879-0852
NSN 5835-01-029-5602