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 4140-01-079-1146
NSN 6110-01-242-3914
NSN 5965-01-013-0290
NSN 5915-00-441-7967
NSN 6320-00-456-2092
NSN 5920-01-302-8841
NSN 5998-00-778-3046
NSN 6620-01-428-7072
NSN 5930-01-143-0165
NSN 6610-00-451-8840
NSN 5950-01-335-6578
NSN 6110-00-932-5257