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 6685-01-461-3223
NSN 5855-00-494-9581
NSN 5975-01-068-3705
NSN 6105-01-085-3698
NSN 6620-01-408-4464
NSN 5985-01-146-2114
NSN 5985-01-049-7490
NSN 6620-01-241-9088
NSN 6610-01-099-0303
NSN 5905-01-181-3243
NSN 5965-00-142-9052
NSN 6135-01-633-8502