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 6685-00-880-1900
NSN 6150-01-377-0520
NSN 6130-00-287-8986
NSN 6105-01-617-7085
NSN 5996-01-333-7852
NSN 5950-01-169-6461
NSN 6645-01-243-3138
NSN 2925-00-369-9473
NSN 5999-00-596-1930
NSN 2925-01-398-4312
NSN 5965-01-148-4979
NSN 6145-00-823-6215