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 6240-00-180-4602
NSN 5990-00-683-1095
NSN 5945-01-381-2038
NSN 6130-01-326-7118
NSN 6320-01-255-2096
NSN 6685-01-653-7846
NSN 6240-00-850-4280
NSN 6150-01-225-8075
NSN 7035-01-337-8128
NSN 5920-01-073-3334
NSN 5960-00-369-7460
NSN 5996-01-358-6528