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 5996-00-433-7505
NSN 5925-01-058-7651
NSN 6320-00-937-5625
NSN 6645-01-168-8465
NSN 5998-00-789-9370
NSN 5950-01-648-2677
NSN 7035-00-104-7613
NSN 5985-00-248-3617
NSN 5835-01-259-0859
NSN 6135-00-603-4859
NSN 5855-01-295-1701
NSN 6220-01-600-0257