0.380 in.Wall thk, 3.700 in.Lg; 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 7035-00-803-3056
NSN 5965-00-234-7338
NSN 5996-01-474-0182
NSN 5895-00-185-4543
NSN 5925-01-037-6897
NSN 6145-01-229-4136
NSN 5965-01-068-6696
NSN 5855-01-074-3336
NSN 6620-01-553-7917
NSN 6135-01-347-0201
NSN 6620-01-420-8666
NSN 5915-01-151-4766