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 6240-01-054-2289
NSN 5905-01-652-6330
NSN 5905-00-859-7908
NSN 6620-01-247-8535
NSN 5905-01-428-4457
NSN 4140-01-485-7625
NSN 2925-01-252-8049
NSN 6645-01-165-3785
NSN 5835-01-453-1547
NSN 6220-01-394-5263
NSN 5915-01-142-2018
NSN 5925-01-316-4986