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 5855-01-492-0555
NSN 6240-01-088-7629
NSN 6645-01-120-7135
NSN 5975-00-944-8484
NSN 6685-00-972-8492
NSN 6645-01-437-9017
NSN 5990-00-830-5051
NSN 6240-01-104-6698
NSN 4140-00-361-4691
NSN 5975-01-258-3980
NSN 6110-00-231-3751
NSN 5975-01-634-0678