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 6220-00-337-7463
NSN 4140-00-959-4255
NSN 6320-00-036-3688
NSN 5925-01-193-3204
NSN 6110-00-499-8647
NSN 5935-01-293-0838
NSN 5990-00-226-7894
NSN 5905-01-421-1239
NSN 5950-01-443-3555
NSN 5895-01-174-2462
NSN 5895-00-477-7823
NSN 5925-01-302-5667