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.
Classification: Other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof)
NSN 5925-01-524-8058
NSN 5996-00-226-5364
NSN 5835-00-939-7470
NSN 5965-00-711-6419
NSN 5920-00-769-0967
NSN 5910-01-293-8117
NSN 5960-00-932-3067
NSN 5950-01-357-7075
NSN 5990-01-343-4868
NSN 5996-00-868-2543
NSN 6610-01-476-9945
NSN 5925-01-304-0372