9 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 6220-01-050-8122
NSN 5930-01-538-5017
NSN 2925-01-500-4952
NSN 6150-00-901-7264
NSN 6685-01-042-4245
NSN 2925-01-415-0264
NSN 5996-00-720-3064
NSN 7035-01-378-5074
NSN 6645-00-808-1407
NSN 5910-01-252-7773
NSN 6110-01-511-5304
NSN 5998-00-003-3651