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 6320-00-994-0179
NSN 6220-00-166-9795
NSN 5998-00-025-5274
NSN 5945-01-495-2694
NSN 4140-01-093-1374
NSN 6130-00-187-0211
NSN 5855-01-656-6808
NSN 6685-01-004-0708
NSN 5895-01-535-8095
NSN 5985-01-425-7485
NSN 6610-01-224-7247
NSN 6685-00-049-6669