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 6145-00-226-9499
NSN 5985-00-942-8773
NSN 5925-00-732-1929
NSN 5910-00-852-3033
NSN 5920-01-431-0429
NSN 6610-01-058-2366
NSN 7035-01-462-1957
NSN 6610-00-729-6479
NSN 5998-01-370-2744
NSN 5985-00-636-4333
NSN 5960-00-955-0012
NSN 5990-00-170-4239