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 6610-00-837-3012
NSN 5950-00-911-6256
NSN 6240-01-435-7973
NSN 6220-01-007-8083
NSN 6135-01-491-9360
NSN 6110-01-191-7296
NSN 5925-00-533-1547
NSN 2925-01-360-3575
NSN 5855-01-006-1827
NSN 5960-01-503-0362
NSN 5996-01-069-0455
NSN 5975-00-578-9759