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 6110-01-222-9309
NSN 5965-01-236-4076
NSN 5975-01-555-7901
NSN 6130-01-247-0626
NSN 5930-01-229-2969
NSN 5998-01-412-1350
NSN 5990-00-263-1289
NSN 6645-01-611-9391
NSN 5945-01-349-5690
NSN 6645-01-267-5505
NSN 5905-00-248-4584
NSN 5950-01-358-2001