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 5945-01-410-9229
NSN 6610-01-322-4331
NSN 6650-01-449-0468
NSN 2925-01-309-5007
NSN 4140-01-551-1992
NSN 5855-00-100-9003
NSN 5945-01-575-5949
NSN 5915-00-905-8636
NSN 5960-00-423-5165
NSN 5998-00-878-2012
NSN 4140-01-528-8237
NSN 6610-01-600-9464