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 5996-01-539-1351
NSN 5960-01-110-9235
NSN 5996-01-615-6331
NSN 5975-01-528-6233
NSN 5996-00-683-5176
NSN 5930-01-512-2178
NSN 6110-00-553-8816
NSN 6620-00-079-4615
NSN 2925-01-353-3928
NSN 6320-01-585-8468
NSN 6105-00-172-4246
NSN 6610-00-141-0393