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 6240-01-124-0374
NSN 6610-00-413-5016
NSN 5960-00-933-3044
NSN 6135-00-078-9931
NSN 5855-00-797-8217
NSN 7035-00-521-6423
NSN 5920-00-378-1395
NSN 5999-00-368-4852
NSN 6320-00-779-5923
NSN 6130-01-198-8838
NSN 6240-01-161-5007
NSN 5996-01-412-6513