B-1b aircraft; microlite uncured phenolic ty aa; 0.500 in. Id by 0.500 in. Wall thk; elbow bent 90.0 degrees w/1.500 in. Radius
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 5945-01-537-0202
NSN 5935-01-519-4048
NSN 5835-01-442-6079
NSN 5835-01-184-6878
NSN 5996-01-222-0790
NSN 5990-00-045-5353
NSN 5965-01-484-7925
NSN 5985-01-014-8882
NSN 5910-01-369-2292
NSN 4140-01-634-0330
NSN 5990-01-623-0082
NSN 7035-00-529-3128