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 6685-00-448-1235
NSN 5895-01-592-8457
NSN 5920-01-018-1380
NSN 6320-01-039-5891
NSN 6685-01-545-1907
NSN 6610-01-383-7419
NSN 7035-01-449-1189
NSN 6110-00-456-9506
NSN 2925-01-167-6500
NSN 7035-01-462-1957
NSN 2925-01-463-8856
NSN 5855-00-055-1694