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 5950-01-088-8527
NSN 5855-01-119-9575
NSN 5990-00-940-3085
NSN 5960-00-952-1868
NSN 4140-01-409-1764
NSN 6320-00-432-2772
NSN 5998-01-510-2660
NSN 5910-00-344-4431
NSN 5998-01-577-4010
NSN 6685-01-450-3479
NSN 5835-00-759-1109
NSN 6620-00-891-8584