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 5895-01-031-3036
NSN 6620-01-145-7762
NSN 6105-00-164-4232
NSN 6130-00-167-1138
NSN 6145-00-337-3188
NSN 2925-01-161-5596
NSN 6620-01-573-1952
NSN 5990-01-198-0115
NSN 5910-00-049-3914
NSN 6240-01-552-7185
NSN 6685-01-383-7113
NSN 5930-01-605-3837