B-1b aircraft; 4.000 in. Id by 0.500 in. Wall thk by 24.000 in. Lg
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 6105-01-013-9252
NSN 6105-00-626-8582
NSN 5835-01-110-0697
NSN 5905-00-962-2921
NSN 6150-01-067-0670
NSN 6685-01-543-0249
NSN 5920-00-834-7834
NSN 5895-01-514-0977
NSN 5905-01-524-2114
NSN 5965-01-174-6995
NSN 5835-00-122-6476
NSN 5960-01-449-1310