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 6650-00-862-2142
NSN 6220-01-415-0553
NSN 5915-00-864-3733
NSN 6650-01-258-0811
NSN 5935-01-470-9672
NSN 6645-01-157-9080
NSN 6150-00-462-2741
NSN 5935-00-959-0071
NSN 6610-00-086-3840
NSN 4140-00-757-5270
NSN 5835-00-253-3453
NSN 6220-01-588-1001