2.000 in. Approx lg, 1.810 in. Approx dia
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 5990-01-449-7090
NSN 5905-00-468-6543
NSN 5915-01-534-7614
NSN 4140-01-274-4762
NSN 6110-01-381-7014
NSN 5915-01-177-0320
NSN 5960-01-126-4506
NSN 5945-01-490-6648
NSN 5950-00-599-9435
NSN 5945-01-063-7495
NSN 5960-00-680-9735
NSN 6105-00-588-7513