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 5920-01-434-8504
NSN 6135-01-461-2915
NSN 5920-01-103-7683
NSN 5935-01-029-7007
NSN 5895-01-274-5085
NSN 6220-01-322-1689
NSN 6240-00-548-3992
NSN 6145-00-958-2404
NSN 6110-01-649-1302
NSN 6320-00-456-2092
NSN 5855-00-904-0684
NSN 2925-01-629-9416