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 5950-01-340-9151
NSN 6135-01-551-0562
NSN 5998-00-925-2992
NSN 6320-01-435-5991
NSN 6620-00-883-1181
NSN 5990-01-223-9414
NSN 5996-01-292-2761
NSN 5998-00-556-5336
NSN 5920-01-108-5168
NSN 7035-01-055-1696
NSN 4140-01-374-0877
NSN 6685-00-161-5752