4.500 in.Lg, 1/2 shell for 2.000 in.Dia tube, tg 6000 insulation, 0.250 in.Thk, al foil cover;
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 6320-00-977-3930
NSN 5930-01-539-1431
NSN 5835-01-457-7951
NSN 6685-00-296-0392
NSN 5999-01-392-1326
NSN 6320-01-454-1965
NSN 5960-01-203-3619
NSN 5950-01-011-0763
NSN 6130-00-723-4119
NSN 6110-00-534-1441
NSN 6135-00-702-2772
NSN 5905-01-356-8062