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 6240-01-121-4124
NSN 5950-01-062-1563
NSN 5855-01-406-7237
NSN 6220-00-528-7752
NSN 5990-01-328-8225
NSN 5996-00-892-6580
NSN 5950-01-571-1699
NSN 5930-00-269-4996
NSN 5975-00-438-5602
NSN 6320-00-360-1744
NSN 6610-00-530-3955
NSN 6650-01-292-5079