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 6610-01-274-2479
NSN 6320-01-115-4404
NSN 6135-01-156-4627
NSN 6220-01-629-6105
NSN 5910-01-103-8833
NSN 5950-00-310-4655
NSN 5910-01-171-1499
NSN 5855-00-482-9876
NSN 5930-01-525-1236
NSN 2925-00-365-3289
NSN 5960-01-301-3315
NSN 5945-00-778-0120