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 5999-01-279-0198
NSN 6240-00-138-3082
NSN 6240-01-330-8126
NSN 5920-01-394-0636
NSN 5895-01-055-2707
NSN 6645-01-633-1852
NSN 5910-01-440-9104
NSN 5905-01-099-7866
NSN 6320-01-512-2031
NSN 6130-01-539-4869
NSN 5920-01-482-0538
NSN 5835-00-623-4046