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 5925-00-477-2703
NSN 5895-00-141-9127
NSN 6320-01-578-6006
NSN 6610-01-394-7695
NSN 5945-01-577-9180
NSN 6110-01-633-9660
NSN 5835-01-163-4215
NSN 6135-00-998-5884
NSN 5945-00-956-1341
NSN 5975-01-339-7789
NSN 6650-00-269-5000
NSN 6685-01-529-3128