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 6620-01-615-2322
NSN 6145-00-995-3191
NSN 6240-00-771-2263
NSN 5920-00-853-2778
NSN 6320-01-393-7022
NSN 5855-00-610-4052
NSN 5998-00-682-2146
NSN 5950-01-236-9269
NSN 5965-01-558-4518
NSN 5998-00-704-4404
NSN 5915-01-620-3268
NSN 2925-01-632-5913