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 6150-01-611-9744
NSN 5990-01-510-4699
NSN 5985-00-457-7716
NSN 6130-01-520-8813
NSN 6610-00-107-1944
NSN 5905-00-196-2855
NSN 6135-00-782-6988
NSN 6320-00-004-9158
NSN 6620-00-981-6958
NSN 5960-01-276-7836
NSN 6130-01-420-4252
NSN 6135-01-357-0621