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 5915-01-516-8410
NSN 6240-01-400-4212
NSN 5965-01-625-3982
NSN 6240-01-067-6457
NSN 5990-00-818-5235
NSN 6650-01-412-1040
NSN 6130-01-236-2800
NSN 6105-01-361-6456
NSN 5950-01-614-7314
NSN 6610-01-039-0788
NSN 5920-01-072-6610
NSN 2925-01-250-2731