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 5985-00-511-4251
NSN 5915-00-810-0164
NSN 5985-01-551-3618
NSN 6320-00-681-1324
NSN 6685-00-642-0533
NSN 6150-01-151-3478
NSN 6320-01-183-8196
NSN 6150-01-649-7924
NSN 5998-01-151-7851
NSN 5998-00-736-4662
NSN 5910-01-487-5387
NSN 5835-01-576-9013