14 inches long
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 5920-01-474-2227
NSN 6130-01-460-3645
NSN 6135-00-874-6566
NSN 5915-01-123-9521
NSN 5998-00-442-9325
NSN 6130-01-366-7995
NSN 4140-01-170-5395
NSN 5835-01-138-8622
NSN 5905-01-574-5577
NSN 5945-01-266-7969
NSN 5985-00-866-2852
NSN 5915-01-311-9271