Used on b-1b, bomber aircraft
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 6610-00-093-4178
NSN 5999-01-040-0713
NSN 5950-01-380-3203
NSN 5835-01-629-2044
NSN 5960-00-269-4762
NSN 5999-01-390-0209
NSN 5935-01-051-4432
NSN 5998-01-634-0604
NSN 5910-01-437-2498
NSN 2925-01-086-5507
NSN 5950-01-634-0677
NSN 5985-01-353-6279