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 7035-01-630-8371
NSN 6610-01-548-6549
NSN 5905-01-227-0935
NSN 6610-01-371-3006
NSN 5990-01-219-2703
NSN 6145-01-049-1365
NSN 5895-01-007-1235
NSN 6620-01-332-4625
NSN 5895-00-596-8678
NSN 5945-01-037-2158
NSN 7035-00-897-7567
NSN 5985-01-119-6356