F-104
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 6150-00-342-9765
NSN 5996-00-100-4315
NSN 5998-00-275-2145
NSN 6240-01-578-7913
NSN 6150-01-449-1217
NSN 6110-00-549-6662
NSN 5965-00-147-3070
NSN 6610-01-516-2442
NSN 5985-01-038-8327
NSN 5855-01-366-2429
NSN 6620-01-116-3983
NSN 6650-01-517-9452