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 6220-01-272-8585
NSN 5960-01-161-8636
NSN 6130-01-385-1479
NSN 5965-01-504-8199
NSN 5996-01-482-0178
NSN 5985-00-922-1272
NSN 6610-01-158-2988
NSN 5855-00-688-9954
NSN 5855-01-364-9810
NSN 6320-00-681-1324
NSN 5996-00-940-0155
NSN 5925-00-204-8204