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 5855-00-327-2112
NSN 5996-01-506-1764
NSN 6105-00-251-2618
NSN 6150-01-111-7786
NSN 6650-01-453-2382
NSN 6685-00-228-3784
NSN 6130-01-220-1638
NSN 5945-00-220-6789
NSN 5990-01-442-3520
NSN 6130-01-570-2552
NSN 5930-01-536-2552
NSN 6620-01-053-6650