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 5835-00-257-2852
NSN 5855-01-281-9700
NSN 5835-00-870-7034
NSN 6320-01-176-8367
NSN 5925-00-833-8291
NSN 5999-01-408-6881
NSN 5996-01-208-6053
NSN 6685-01-573-3524
NSN 6220-01-048-3556
NSN 4140-01-238-5389
NSN 5945-01-086-1669
NSN 2925-01-127-0167