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 6320-01-098-2503
NSN 5925-01-462-4829
NSN 5925-00-419-3958
NSN 6105-01-592-3152
NSN 6620-01-054-9346
NSN 6145-01-215-0178
NSN 5910-00-860-0813
NSN 6610-01-649-5326
NSN 6240-01-631-2906
NSN 5910-01-061-1963
NSN 5996-00-754-6153
NSN 6650-01-593-5993