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 5925-01-187-8766
NSN 5935-01-250-7160
NSN 6685-00-310-4060
NSN 6130-00-281-5978
NSN 5990-00-510-2098
NSN 5925-01-347-8185
NSN 6130-00-908-6740
NSN 5915-01-546-7335
NSN 5990-01-604-0862
NSN 6645-01-462-3078
NSN 6150-01-382-9691
NSN 6610-01-633-8931