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 5915-01-488-4128
NSN 5835-01-541-9991
NSN 5935-01-360-6579
NSN 6645-01-513-4782
NSN 6650-01-601-5756
NSN 5925-01-550-3759
NSN 4140-01-040-1700
NSN 5998-01-269-8298
NSN 6685-01-269-5240
NSN 5915-00-004-0154
NSN 5998-01-272-8962
NSN 6145-01-285-7412