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 6620-01-324-7809
NSN 4140-01-279-0556
NSN 5855-01-534-4577
NSN 5975-00-146-1797
NSN 5930-01-269-8238
NSN 6110-01-074-4008
NSN 5985-00-920-6705
NSN 5895-01-065-2336
NSN 5895-01-422-2381
NSN 6220-01-213-3885
NSN 5990-01-379-8794
NSN 5930-01-337-0302