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 5935-01-012-1850
NSN 6240-01-386-1354
NSN 5950-01-258-6776
NSN 6610-01-504-7622
NSN 6685-01-152-2768
NSN 6620-01-585-3982
NSN 6650-01-534-3587
NSN 6105-00-171-2134
NSN 5965-01-534-4744
NSN 5925-01-101-3386
NSN 5925-01-582-2325
NSN 5999-01-413-2462