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 6645-01-357-7750
NSN 6620-01-563-8841
NSN 5835-01-631-3940
NSN 2925-01-540-7389
NSN 5999-01-434-3168
NSN 6320-01-659-2819
NSN 6650-00-295-3609
NSN 5985-01-327-2816
NSN 5996-01-123-0792
NSN 5915-01-026-1460
NSN 6240-01-205-7515
NSN 6650-00-935-4247