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 5930-01-218-5750
NSN 5920-01-515-8406
NSN 5960-01-385-9361
NSN 5950-01-556-7989
NSN 5975-01-334-7753
NSN 6145-00-452-4501
NSN 2925-00-351-1015
NSN 5935-00-441-9638
NSN 5945-01-109-7324
NSN 6145-01-214-2355
NSN 5975-00-445-5727
NSN 5905-01-102-4784