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 6620-00-120-0974
NSN 5950-01-417-2883
NSN 6150-00-323-1762
NSN 5960-00-113-9963
NSN 5835-01-281-7281
NSN 5998-00-199-1377
NSN 6620-01-383-6494
NSN 5985-00-003-0367
NSN 5910-01-238-2172
NSN 5915-01-110-9820
NSN 5855-01-244-9785
NSN 5945-00-854-5500