Silicone rubber and fiberglass; 3.450 in.Lg; 3.360 in.W; 1.610 in.Thk;
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 6645-01-386-6311
NSN 5835-01-235-9051
NSN 5910-01-442-5014
NSN 2925-01-141-7563
NSN 6645-01-373-2262
NSN 6110-01-166-3859
NSN 5935-01-096-2509
NSN 6145-01-388-5769
NSN 6220-01-398-0614
NSN 6110-01-193-4086
NSN 5985-01-502-6271
NSN 4140-00-272-6538