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 5905-01-519-9021
NSN 2925-00-118-4887
NSN 5855-00-256-5562
NSN 5925-01-059-0275
NSN 5960-01-215-9232
NSN 6685-00-851-6818
NSN 6620-01-632-9143
NSN 5985-01-463-8198
NSN 4140-01-250-7159
NSN 5855-01-604-6106
NSN 6620-01-032-3937
NSN 5960-01-056-4982