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 6145-00-239-1304
NSN 2925-01-567-8027
NSN 5925-01-360-5605
NSN 5985-00-523-9766
NSN 6645-00-063-1996
NSN 4140-01-354-1228
NSN 5855-01-611-8933
NSN 5998-00-433-5079
NSN 6650-01-178-8731
NSN 5975-01-544-4806
NSN 5996-00-950-9486
NSN 5960-01-027-1835