6 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 5999-00-846-4620
NSN 5895-00-477-1446
NSN 5998-00-089-6147
NSN 5990-01-459-5482
NSN 5985-00-515-2184
NSN 5999-01-576-9039
NSN 5910-00-171-3414
NSN 5990-01-332-6722
NSN 6105-01-347-4477
NSN 2925-00-456-7627
NSN 6240-00-275-1950
NSN 5990-00-087-6177