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 6150-01-352-8531
NSN 7035-01-351-4111
NSN 5950-00-353-9564
NSN 6645-01-629-9657
NSN 6610-00-854-5044
NSN 5930-01-318-4505
NSN 2925-01-281-6403
NSN 6320-01-462-2295
NSN 7035-01-391-0432
NSN 6650-01-143-9611
NSN 5835-00-816-0394
NSN 6620-00-113-5900