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 4140-01-395-2039
NSN 5950-00-373-3839
NSN 6145-01-444-4509
NSN 6620-00-221-6639
NSN 2925-01-076-5219
NSN 5996-01-146-3972
NSN 5965-01-432-7134
NSN 5925-01-537-1140
NSN 5855-01-508-6917
NSN 6110-01-531-7724
NSN 5895-01-230-0266
NSN 6130-00-730-5355