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 6145-00-811-8376
NSN 5950-00-932-5340
NSN 5935-01-449-0913
NSN 5925-01-369-1278
NSN 5975-01-657-0529
NSN 5935-00-181-4464
NSN 5895-01-186-0414
NSN
NSN 4140-01-505-3914
NSN 5990-01-187-8594
NSN 6150-00-389-6771
NSN 5945-01-056-1785