2.000 in.Lg, 0.380 in.Wall thk, pear shaped; heating system, acft;
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 5985-01-413-2641
NSN 5998-00-815-6654
NSN 4140-01-164-4935
NSN 5855-01-069-4742
NSN 5930-01-281-5078
NSN 5950-01-246-0518
NSN 7035-01-106-3476
NSN 5998-01-265-1071
NSN 5998-00-729-5614
NSN 5998-00-649-7287
NSN 6150-01-087-2695
NSN 6110-00-608-6197