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 6320-01-512-2031
NSN 2925-01-019-1672
NSN 5998-00-801-7925
NSN 6135-00-866-2311
NSN 5975-01-398-7374
NSN 2925-00-601-0681
NSN 5960-00-570-6986
NSN 5950-01-071-5706
NSN 5920-00-636-4713
NSN 6610-00-186-9180
NSN 4140-00-760-3620
NSN 6130-00-842-5721