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 5950-01-452-2665
NSN 6610-01-336-0484
NSN 5990-00-816-9289
NSN 6620-01-183-1900
NSN 6685-01-552-6111
NSN 6610-01-018-4428
NSN 6150-01-171-7284
NSN 5895-00-508-0818
NSN 6645-01-373-2262
NSN 5975-01-117-2622
NSN 6105-00-577-8351
NSN 2925-00-833-9466