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 5910-00-665-0301
NSN 5998-01-153-8756
NSN 5925-01-498-3967
NSN 5920-00-497-1916
NSN 5945-00-894-3968
NSN 5996-01-245-4989
NSN 4140-00-060-8693
NSN 5835-01-447-2544
NSN 5920-00-474-6125
NSN 6320-00-681-1324
NSN 5835-01-384-3206
NSN 5910-01-580-0720