2.620 in.Id, 3.000 in.Lg, 0.380 in.Wall thk; heating system, acft;
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 5985-01-305-1878
NSN 5920-01-634-0250
NSN 5935-00-208-3670
NSN 5920-01-365-0934
NSN 5920-01-457-6333
NSN 2925-01-303-5266
NSN 7035-01-496-0855
NSN 6610-01-065-1073
NSN 5935-00-217-0977
NSN 2925-01-464-3093
NSN 5905-01-017-0083
NSN 5920-00-081-9156