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 4140-01-161-0794
NSN 5855-01-130-1501
NSN 6645-01-552-4570
NSN 5835-01-185-1102
NSN 5950-00-047-3831
NSN 5975-01-590-4585
NSN 5999-01-553-9789
NSN 6145-01-096-6848
NSN 5998-01-498-5296
NSN 6150-00-943-8767
NSN 5930-01-166-6557
NSN 7035-00-753-0695