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 5930-00-627-4550
NSN 5835-01-347-8714
NSN 5905-00-577-3069
NSN 6650-00-890-0480
NSN 6685-00-526-9192
NSN 5999-00-435-1984
NSN 4140-01-077-3981
NSN 5998-01-068-2407
NSN 5905-01-505-1735
NSN 6145-01-106-1252
NSN 5920-01-243-0611
NSN 5835-00-080-8213