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 4140-01-322-5182
NSN 5930-01-078-3332
NSN 6220-00-339-1310
NSN 5945-01-288-3143
NSN 6135-00-676-5807
NSN 5965-01-315-5764
NSN 6610-00-086-7656
NSN 6130-01-306-2536
NSN 6620-01-345-1336
NSN 5975-00-636-4910
NSN 6620-01-081-1042
NSN 6130-00-573-8807