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 5920-01-552-0315
NSN 6685-01-340-4989
NSN 6620-01-392-7191
NSN 5895-01-013-3855
NSN 5965-00-995-2075
NSN 5985-00-139-2448
NSN 5990-01-116-2181
NSN 6220-01-550-5333
NSN 6685-01-273-3139
NSN 5910-01-306-9140
NSN 6240-00-372-4841
NSN 6220-00-175-7849