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 6145-00-202-8570
NSN 5990-00-490-5250
NSN 6650-01-420-0233
NSN 6220-01-382-7997
NSN 6220-00-241-8007
NSN 5855-01-479-3152
NSN 5960-00-227-0243
NSN 4140-01-128-7301
NSN 6620-01-568-3960
NSN 5950-01-270-2678
NSN 6685-00-943-2270
NSN 6145-01-310-8597