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 5960-01-311-2170
NSN 5930-00-948-3290
NSN 6105-01-067-8377
NSN 5965-01-306-1328
NSN 5915-01-215-1183
NSN 4140-01-081-6260
NSN 6145-01-393-5387
NSN 5920-00-384-8926
NSN 5985-00-369-9299
NSN 4140-00-794-2960
NSN 5998-01-350-3093
NSN 6220-01-209-9972