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 6620-00-316-2167
NSN 6105-00-582-6517
NSN 5925-01-431-3138
NSN 6110-01-341-6138
NSN 6610-01-327-3187
NSN 5905-01-116-1767
NSN 5915-01-058-6537
NSN 5998-01-014-5465
NSN 6610-01-334-8883
NSN 5999-00-310-8699
NSN 5935-01-003-7360
NSN 4140-00-547-8918