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 5895-00-952-1703
NSN 5965-00-715-4031
NSN 5905-01-548-0610
NSN 6105-01-643-0247
NSN 5998-01-304-5036
NSN 5965-00-518-0958
NSN 6685-01-266-2914
NSN 6620-00-137-0332
NSN 5999-01-558-4491
NSN 6145-01-288-2154
NSN 5920-01-112-2446
NSN 6135-01-097-9317