3.800 in o/a lg, 2.060 in. Approx od
No other part numbers with same form, fit, and function found.
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 7035-00-285-3393
NSN 5965-01-624-7411
NSN 6320-00-937-5625
NSN 6320-01-547-9877
NSN 5895-01-547-9628
NSN 5998-01-188-2911
NSN 5999-00-105-2256
NSN 5905-01-398-0605
NSN 6105-00-350-8546
NSN 6110-00-226-7857
NSN 6685-00-099-9025
NSN 6220-01-467-9141