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 6320-00-593-0379
NSN 5998-00-540-4594
NSN 6620-00-942-1751
NSN 6320-01-627-1594
NSN 5910-01-571-5685
NSN 6135-01-631-4483
NSN 5985-01-157-4649
NSN 6150-00-959-8026
NSN 6650-00-804-2039
NSN 5985-01-053-1333
NSN 5915-00-243-2030
NSN 6240-01-188-7282