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 6320-00-456-2092
NSN 5999-01-355-1989
NSN 5835-01-087-9515
NSN 4140-00-399-2416
NSN 6110-01-372-0587
NSN 5950-01-255-6177
NSN 2925-01-532-0781
NSN 7035-00-215-3272
NSN 5985-00-826-1735
NSN 5998-00-131-6689
NSN 5855-01-197-2774
NSN 5950-00-299-4467