2.000 in.Lg, 0.380 in.Wall thk, pear shaped; 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 6610-00-171-5015
NSN 2925-01-572-5846
NSN 5905-01-303-8138
NSN 5925-01-143-1775
NSN 5999-01-205-7533
NSN 7035-00-142-9076
NSN 6650-00-707-1417
NSN 5996-00-780-6065
NSN 6685-01-365-3798
NSN 5965-00-433-6181
NSN 6105-00-060-1731
NSN 6135-01-450-3781