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 6145-01-266-8415
NSN 5975-01-322-4682
NSN 5998-01-208-6450
NSN 6650-00-977-7533
NSN 5950-00-470-9402
NSN 5835-01-062-2235
NSN 6110-01-641-0764
NSN 5985-00-107-7928
NSN 5999-01-076-3979
NSN 4140-01-510-6081
NSN 6105-01-114-0145
NSN 6145-01-421-2458