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 6610-00-243-0553
NSN 5835-01-595-4099
NSN 5895-01-311-2198
NSN 5960-01-106-9300
NSN 5855-00-987-1171
NSN 6110-01-132-5997
NSN 5835-00-195-7508
NSN 5985-00-434-9107
NSN 5965-01-315-5764
NSN 5975-00-729-8784
NSN 6610-01-317-4859
NSN 5960-01-495-0859