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 5965-01-335-6630
NSN 5835-01-584-8538
NSN 6145-00-286-9588
NSN 6130-00-868-3086
NSN 5895-00-075-6705
NSN 5999-01-006-9681
NSN 5920-01-268-7258
NSN 6145-01-346-0601
NSN 6130-00-939-7216
NSN 5855-00-055-1579
NSN 6220-00-160-9372
NSN 5855-01-617-1935