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 4140-01-256-3462
NSN 5950-00-676-6615
NSN 6650-01-399-8552
NSN 6130-01-099-4950
NSN 5915-00-175-8657
NSN 5855-00-532-0025
NSN 5999-01-549-7399
NSN 5975-00-204-9190
NSN 5999-00-577-3959
NSN 6110-01-571-9934
NSN 6105-00-365-4519
NSN 5965-01-150-6315