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 5998-00-185-6029
NSN 5945-01-619-7148
NSN 5950-01-134-2666
NSN 5910-00-785-9292
NSN 6620-00-041-3406
NSN 6130-01-042-4949
NSN 5855-01-447-9165
NSN 6620-00-606-0446
NSN 5998-00-204-3091
NSN 6130-01-602-6392
NSN 5915-01-391-3143
NSN 5835-01-501-0526