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 6650-00-342-6447
NSN 7035-01-601-5153
NSN 7035-01-194-9482
NSN 6240-01-648-2327
NSN 5915-01-107-0910
NSN 5915-00-197-8610
NSN 7035-00-631-3782
NSN 5975-01-215-1205
NSN 6610-01-310-3313
NSN 5999-00-471-5729
NSN 6320-00-643-0958
NSN 5965-01-348-8761