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 2925-00-146-0179
NSN 6240-00-500-3725
NSN 6135-01-523-3198
NSN 6145-00-009-7790
NSN 5895-01-510-9431
NSN 5920-01-336-1730
NSN 6610-00-049-6497
NSN 5975-01-160-8617
NSN 5855-00-151-3853
NSN 6685-00-007-9593
NSN 5920-01-514-8762
NSN 5945-00-935-5266