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 5920-01-014-7773
NSN 4140-01-642-5279
NSN 5920-01-564-4873
NSN 6145-01-502-6399
NSN 5999-00-247-8556
NSN 5930-01-595-4014
NSN 5975-00-200-2002
NSN 4140-01-585-1570
NSN 6320-01-319-3584
NSN 6105-01-190-0874
NSN 6145-01-386-2565
NSN 5996-01-432-8216