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 5999-01-217-1277
NSN 5950-01-371-8836
NSN 2925-01-285-7163
NSN 5960-01-076-4708
NSN 6220-01-379-4528
NSN 5999-01-204-0035
NSN 5935-01-273-3812
NSN 5855-00-477-9943
NSN 6685-00-962-4135
NSN 5855-00-051-2792
NSN 5996-00-506-0819
NSN 5960-00-517-9359