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 6240-00-201-9011
NSN 5999-00-712-8436
NSN 6620-01-411-5750
NSN 5950-01-281-8342
NSN 6105-01-231-2366
NSN 6620-01-462-5094
NSN 5835-01-461-8184
NSN 6685-01-531-4094
NSN 6145-01-432-2066
NSN 5935-01-617-9732
NSN 5945-01-627-7048
NSN 6105-00-973-1749