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 6685-01-624-1313
NSN 6145-01-350-0976
NSN 5835-00-137-5093
NSN 5996-01-317-6160
NSN 6650-01-331-5243
NSN 6145-00-366-5790
NSN 5996-01-391-7489
NSN 5990-01-374-1994
NSN 5985-01-634-0635
NSN 6610-01-441-8364
NSN 6320-01-569-2672
NSN 5905-01-310-8505