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 5855-01-643-7117
NSN 5999-01-607-3909
NSN 5925-00-031-4108
NSN 6150-01-592-2461
NSN 5895-01-576-2098
NSN 5920-01-204-4657
NSN 6130-00-100-0175
NSN 6150-00-681-8380
NSN 6685-01-160-6938
NSN 4140-00-144-6833
NSN 6685-01-372-1167
NSN 5985-01-590-0902