A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.
Classification: Parts, nesoi, of pumps for liquids
NSN 2925-01-528-7333
NSN 6650-00-885-3775
NSN 4140-00-782-7279
NSN 6220-01-119-6711
NSN 6135-00-686-4777
NSN 6650-01-629-0096
NSN 6320-01-029-4220
NSN 5998-00-231-4083
NSN 5965-01-260-7146
NSN 5945-00-711-9517
NSN 5935-01-440-1725
NSN 6610-01-273-7204