2.500 in.Id, 0.380 in.Wall thk, 90 degrees elbow with 1.090 in.Offset, airconditioning system, aircraft;
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 5998-01-210-8988
NSN 5998-01-268-1902
NSN 4140-00-368-4261
NSN 5910-00-407-7620
NSN 6645-01-008-2720
NSN 6650-00-461-9027
NSN 6220-01-321-5864
NSN 5920-01-537-6243
NSN 5998-00-165-1229
NSN 6135-00-416-2898
NSN 5855-01-332-7594
NSN 5985-00-987-1496