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 5930-01-277-3142
NSN 6220-00-262-7863
NSN 6650-01-003-9355
NSN 5999-01-235-3195
NSN 7035-01-294-2688
NSN 6645-00-503-1379
NSN 5950-00-960-4233
NSN 5895-00-186-8572
NSN 5996-00-064-3871
NSN 5965-00-421-9007
NSN 6685-01-477-2349
NSN 6240-01-319-6344