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 5895-01-094-5689
NSN 6320-01-416-9357
NSN 6610-01-168-1374
NSN 6620-00-891-8584
NSN 5975-00-280-4581
NSN 6320-01-497-3116
NSN 6320-00-284-1524
NSN 2925-01-244-3016
NSN 6130-00-264-5402
NSN 5895-00-088-0078
NSN 4140-01-435-6540
NSN 6240-00-494-0927