A multipiece item consisting of a nonmetallic positioning insert, thrust insert with a bonded washer and a metallic backup washer. It is specifically designed for use in a piping system sound isolation coupling flexible connector for the purpose of isolating sound.
Classification: Gaskets and similar joints of metal sheeting combined with other material or of two or more layers of metal
NSN 4140-01-096-5722
NSN 6220-00-149-0977
NSN 6105-00-772-0730
NSN 5965-01-370-1891
NSN 5950-00-529-0599
NSN 6135-00-455-2425
NSN 6650-00-775-6560
NSN 6650-01-562-0096
NSN 6610-01-649-5326
NSN 5960-01-303-0301
NSN 5915-00-456-0873
NSN 6105-01-120-7916