8.380 in. O/a lg, 5.830 in. O/a w, 2.460 in. O/a od
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.
NSN 6610-01-594-1559
NSN 5920-01-611-8021
NSN 5915-01-364-2251
NSN 6620-01-346-9340
NSN 5999-00-229-0769
NSN 2925-01-548-6674
NSN 5975-01-098-1640
NSN 5975-01-518-3908
NSN 6150-01-092-6573
NSN 6150-01-591-5578
NSN 6240-01-473-0864
NSN 5915-00-146-5358