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 6645-00-061-1885
NSN 6240-01-555-4832
NSN 5950-01-379-7464
NSN 5985-01-575-2507
NSN 5915-01-487-3883
NSN 4140-01-345-0302
NSN 5960-01-578-5537
NSN 5905-01-528-6645
NSN 5960-00-707-3335
NSN 6150-01-056-9146
NSN 6130-00-900-1957
NSN 6620-01-054-9346