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 5920-00-135-4930
NSN 6650-01-609-0770
NSN 4140-01-523-7095
NSN 6220-00-659-9455
NSN 5925-01-024-9568
NSN 5990-00-351-5479
NSN 5925-01-599-2516
NSN 6105-01-175-3077
NSN 6685-01-606-0100
NSN 5990-00-155-2306
NSN 6685-01-476-9495
NSN 6220-00-482-1984