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 6645-00-450-2209
NSN 6145-00-889-9764
NSN 5990-01-463-2279
NSN 6645-01-551-6893
NSN 5998-01-371-3535
NSN 6220-00-996-0183
NSN 5985-01-521-3617
NSN 6145-01-096-1345
NSN 5999-00-903-6866
NSN 6145-00-893-5591
NSN 5950-01-322-8104
NSN 5920-00-518-1847