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 5930-01-623-3817
NSN 5990-01-485-0260
NSN 5990-00-419-7584
NSN 5998-01-618-5454
NSN 6240-01-182-1895
NSN 5920-01-476-7729
NSN 5915-01-100-3652
NSN 6645-00-979-6824
NSN 6110-01-399-8587
NSN 5915-00-258-4398
NSN 5920-01-467-4458
NSN 5855-00-014-5008