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 6645-01-231-7779
NSN 6620-01-493-6072
NSN 6685-00-862-5431
NSN 6650-01-212-3964
NSN 2925-00-758-5728
NSN 5925-01-495-6409
NSN 5950-01-514-8139
NSN 6110-01-184-6661
NSN 6220-00-272-7497
NSN 5910-00-532-7091
NSN 6610-01-400-3880
NSN 5835-01-233-6398