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 5960-01-270-9018
NSN 5910-01-391-5609
NSN 6145-01-256-6898
NSN 5910-00-815-7313
NSN 5990-00-919-8124
NSN 5998-01-482-9784
NSN 5905-01-265-4677
NSN 5975-01-237-5769
NSN 6240-01-212-9756
NSN 6620-00-067-4946
NSN 4140-01-177-9363
NSN 6610-00-270-6649