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 6620-00-221-6639
NSN 7035-01-485-7351
NSN 6645-01-578-7959
NSN 5965-01-534-2818
NSN 7035-01-010-8309
NSN 6240-01-200-6864
NSN 2925-00-953-2920
NSN 5920-00-412-4813
NSN 5915-00-269-4463
NSN 5835-01-449-7511
NSN 6130-00-078-9310
NSN 5960-01-123-8775