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 5999-01-605-7625
NSN 5910-00-594-7986
NSN 6320-01-102-0799
NSN 5990-00-946-8587
NSN 6610-01-053-6781
NSN 2925-01-327-3069
NSN 6150-00-451-3587
NSN 6105-00-823-6506
NSN 5835-01-104-5707
NSN 5960-00-882-9042
NSN 5930-01-644-6172
NSN 6240-01-063-7685