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 5990-01-631-9791
NSN 6220-01-296-0860
NSN 5999-00-833-8143
NSN 6650-01-307-6009
NSN 5950-00-567-1200
NSN 5950-01-078-9472
NSN 6220-00-759-0094
NSN 6135-00-255-1340
NSN 6130-01-590-5084
NSN 5975-01-260-0162
NSN 4140-00-625-4289
NSN 5895-01-324-8928