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 6650-00-730-2995
NSN 5855-01-535-6275
NSN 5950-01-430-5502
NSN 6150-01-330-6166
NSN 5905-01-433-1666
NSN 5990-01-411-1917
NSN 6610-01-264-4888
NSN 4140-01-467-3620
NSN 5985-00-851-6484
NSN 5855-00-014-5008
NSN 5998-01-491-1428
NSN 6320-01-046-5228