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 5990-01-483-7313
NSN 4140-00-160-9356
NSN 5945-00-853-5016
NSN 5998-00-436-0240
NSN 6685-01-281-7267
NSN 7035-01-023-1008
NSN 5855-01-593-0822
NSN 5975-01-142-3190
NSN 5996-01-612-9960
NSN 5996-01-168-2746
NSN 5910-00-419-0330
NSN 5910-00-960-7336