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 4140-01-131-1749
NSN 2925-01-505-1666
NSN 5855-00-797-8217
NSN 5965-00-538-4485
NSN 5996-00-456-5261
NSN 5945-00-757-7678
NSN 5895-01-526-2772
NSN 6320-00-456-2092
NSN 5915-00-518-1644
NSN 5835-01-221-0451
NSN 5930-01-092-6182
NSN 6110-01-207-0658