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 6685-01-375-2841
NSN 5965-00-319-3152
NSN 5990-01-116-2181
NSN 5999-01-535-6822
NSN 7035-01-203-8010
NSN 5945-01-411-6180
NSN 5950-00-439-2406
NSN 5998-00-137-0469
NSN 5920-01-616-5228
NSN 5895-01-553-1253
NSN 6130-01-008-7647
NSN 5965-01-130-1965