7.130 in.Lg, 3.000 in.Id, 0.380 in.Wall thk; 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 5895-00-658-9663
NSN 6110-00-494-7387
NSN 5835-00-624-1548
NSN 6610-01-295-6327
NSN 4140-00-930-4673
NSN 5930-01-090-4797
NSN 2925-01-068-3844
NSN 5920-01-006-7761
NSN 5855-01-602-9653
NSN 5915-01-453-0200
NSN 5895-01-237-0593
NSN 5998-01-192-9281