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 5950-01-502-7019
NSN 5905-01-263-4940
NSN 6150-01-112-0540
NSN 6105-01-383-3657
NSN 7035-01-022-5763
NSN 5975-00-250-7358
NSN 6220-01-240-3584
NSN 5965-00-351-7460
NSN 5998-00-541-2529
NSN 5930-01-317-5083
NSN 4140-00-397-9252
NSN 5920-00-199-4050