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 5895-00-727-8708
NSN 5990-00-518-0684
NSN 5895-01-132-6037
NSN 5905-01-327-6061
NSN 5975-01-299-3356
NSN 6610-01-487-6843
NSN 6110-01-045-9141
NSN 6220-01-583-8116
NSN 5990-01-555-6616
NSN 5998-01-130-8322
NSN 6650-00-862-2142
NSN 5835-00-930-8500