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 5999-01-410-7315
NSN 6620-01-627-0478
NSN 6320-00-242-3300
NSN 6240-01-471-7921
NSN 5975-00-142-2450
NSN 5999-00-807-3430
NSN 5999-00-276-9299
NSN 5990-01-588-3999
NSN 2925-01-222-7764
NSN 6240-00-204-9355
NSN 6645-01-400-1137
NSN 2925-01-408-6205