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 6650-01-369-6536
NSN 6220-01-522-0013
NSN 6150-01-616-4503
NSN 5960-01-589-6846
NSN 5985-01-214-9686
NSN 5990-00-108-5400
NSN 5925-00-283-1400
NSN 5960-01-474-4843
NSN 5996-01-445-7284
NSN 5920-01-433-2261
NSN 5996-00-294-7045
NSN 6240-01-447-4003