4320-21-850-3688

Wearing Ring

4320218503688 218503688

Cancelled - Replaced by NSN 4320-21-850-3674

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. View more Wearing Ring