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 5920-00-515-3617
NSN 6620-01-502-7105
NSN 4140-01-613-6427
NSN 6220-00-888-7235
NSN 5905-00-162-5946
NSN 6685-01-215-6609
NSN 5855-00-361-0167
NSN 6610-00-930-9160
NSN 5990-00-132-1841
NSN 5915-01-054-0064
NSN 5925-01-390-7154
NSN 5935-01-640-7865