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 5990-01-525-2250
NSN 5905-01-364-9573
NSN 5999-01-091-9898
NSN 5910-00-463-3525
NSN 5905-01-490-6055
NSN 2925-01-462-1620
NSN 6620-01-290-8209
NSN 6150-01-482-2913
NSN 7035-01-561-6331
NSN 5930-00-257-3288
NSN 5998-00-855-4646
NSN 5998-00-130-1260