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 5920-01-626-1606
NSN 4140-00-159-8471
NSN 6610-01-278-2446
NSN 5998-01-093-3469
NSN 5935-01-032-4889
NSN 6145-01-317-7445
NSN 6645-01-510-4815
NSN 6240-01-461-9635
NSN 5855-00-560-0110
NSN 5960-01-132-2975
NSN 5895-01-159-0288
NSN 6685-01-232-0794