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 6130-01-132-8052
NSN 6650-01-532-3632
NSN 5999-01-062-5086
NSN 4140-01-423-6219
NSN 5965-00-156-8562
NSN 6240-01-146-1369
NSN 5945-01-027-1819
NSN 6320-00-521-9350
NSN 5925-00-825-5486
NSN 5835-01-557-9062
NSN 5960-01-212-8118
NSN 2925-00-844-2789