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 5910-00-332-0841
NSN 5855-00-004-0904
NSN 6610-01-477-6476
NSN 5950-01-017-7957
NSN 6650-01-399-8552
NSN 6145-00-155-5297
NSN 5910-01-209-4092
NSN 5835-00-341-5441
NSN 5920-00-755-2599
NSN 5945-01-106-1703
NSN 6610-01-029-8749
NSN 5855-00-688-9954