2.620 in.Id, 3.000 in.Lg, 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 7035-01-344-4192
NSN 6110-01-439-5212
NSN 5996-01-266-8706
NSN 6320-01-387-3230
NSN 5985-01-217-4545
NSN 6320-01-313-8306
NSN 5950-00-912-2751
NSN 5915-01-141-6726
NSN 6110-00-572-8482
NSN 5910-01-310-8278
NSN 6650-00-233-0705
NSN 5960-01-010-3083