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 5915-01-248-5536
NSN 5910-01-499-9095
NSN 5975-01-197-7673
NSN 4140-01-606-1255
NSN 6145-01-634-0388
NSN 5905-01-101-6011
NSN 5990-00-224-9408
NSN 6645-00-857-0410
NSN 5985-00-245-8753
NSN 6620-01-451-3742
NSN 6135-01-657-0554
NSN 5915-01-552-7712