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 5930-01-317-0585
NSN 5996-00-552-1406
NSN 5895-01-010-1742
NSN 5905-00-081-9224
NSN 6650-00-527-8822
NSN 6220-00-299-6721
NSN 6150-01-319-8837
NSN 5950-00-799-2566
NSN 5920-01-416-2133
NSN 5855-01-037-7342
NSN 5975-01-062-1435
NSN 5990-00-328-4490