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 6110-01-568-3785
NSN 5905-01-547-5126
NSN 5920-01-128-2946
NSN 5985-01-188-7408
NSN 5935-01-555-8803
NSN 4140-01-215-0298
NSN 2925-01-482-8036
NSN 5930-01-416-9088
NSN 5920-01-271-6474
NSN 5945-01-480-1777
NSN 2925-01-248-2005
NSN 5915-00-477-1604