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 5915-00-256-6188
NSN 5945-00-110-0754
NSN 6645-01-367-0869
NSN 5915-01-106-8549
NSN 6220-00-643-4045
NSN 5998-01-429-8970
NSN 6320-01-279-0343
NSN 5835-01-589-4735
NSN 2925-00-251-0105
NSN 4140-00-560-8166
NSN 5895-01-482-5851
NSN 6145-01-512-7972