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 5935-01-089-3222
NSN 5945-01-184-4275
NSN 5945-00-227-8581
NSN 6240-00-255-6976
NSN 4140-00-684-4073
NSN 5920-00-187-0260
NSN 5985-01-143-5910
NSN 5855-01-393-8749
NSN 5985-01-606-0526
NSN 5855-00-100-9003
NSN 6650-01-592-2216
NSN 6320-00-731-6134