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 6610-01-184-3210
NSN 5915-01-633-5058
NSN 6685-01-038-5116
NSN 5975-01-013-7837
NSN 6110-01-132-1827
NSN 5895-01-065-7180
NSN 6150-01-352-8531
NSN 4140-01-606-7869
NSN 6610-00-388-9188
NSN 6320-01-090-8296
NSN 6130-01-198-0150
NSN 6320-00-369-7796