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 6685-01-386-3110
NSN 5925-00-872-3028
NSN 5910-01-144-3914
NSN 5920-00-738-1131
NSN 6240-01-633-9357
NSN 5975-01-433-2169
NSN 6650-00-107-8509
NSN 5920-00-892-2640
NSN 7035-00-870-0290
NSN 5855-01-297-7847
NSN 6220-01-014-5351
NSN 5835-01-184-6878