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 5895-00-006-0197
NSN 4140-00-647-1142
NSN 5960-00-127-5594
NSN 5835-01-367-4330
NSN 7035-01-596-4303
NSN 6685-00-173-3848
NSN 6645-00-089-3154
NSN 6110-01-433-2214
NSN 5998-01-518-4786
NSN 2925-01-425-7087
NSN 5990-00-061-3360
NSN 5920-00-710-8434