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 6135-01-633-8502
NSN 5990-01-249-2060
NSN 6685-01-433-7958
NSN 5920-01-508-8652
NSN 5965-01-355-7164
NSN 5920-01-599-8622
NSN 5985-00-279-8507
NSN 2925-00-716-9596
NSN 6320-00-456-2092
NSN 6620-01-152-9453
NSN 5915-01-418-4776
NSN 5985-01-359-6512