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 6320-01-607-0347
NSN 6650-01-437-8852
NSN 6110-00-647-3932
NSN 6320-00-186-6452
NSN 5895-01-525-5974
NSN 6620-01-015-2470
NSN 5905-01-247-4020
NSN 6130-01-216-5590
NSN 6610-01-462-5980
NSN 6220-01-160-7249
NSN 5895-00-269-2329
NSN 5915-01-526-6201