Used on f-4, phantom aircraft
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.
NSN 5930-00-354-5972
NSN 5915-00-763-5481
NSN 6240-00-067-1021
NSN 5920-01-051-2239
NSN 5975-00-910-3461
NSN 5905-01-102-9330
NSN 6110-00-134-5548
NSN 6145-00-236-3226
NSN 5915-00-933-5658
NSN 6105-00-602-9035
NSN 5965-00-351-7460
NSN 5999-00-061-5154