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 5975-01-605-4708
NSN 5950-00-877-3837
NSN 5999-01-575-1292
NSN 5999-01-431-8878
NSN 5965-00-942-1602
NSN 4140-01-591-0616
NSN 5895-01-222-0639
NSN 5990-00-557-8726
NSN 6110-00-869-6337
NSN 5930-01-181-4254
NSN 6220-00-205-2040
NSN 6135-00-125-5265