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 7035-01-364-8454
NSN 5975-01-135-0694
NSN 5925-00-290-4451
NSN 7035-01-045-7202
NSN 5975-01-094-6806
NSN 5990-01-348-9829
NSN 6650-00-221-9425
NSN 4140-00-225-8586
NSN 5915-00-381-9197
NSN 5895-00-116-4646
NSN 2925-00-441-8252
NSN 5950-01-460-5416