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 5950-01-386-6137
NSN 5930-01-461-3650
NSN 5920-00-722-4894
NSN 5996-01-088-6676
NSN 6220-00-599-4100
NSN 5999-01-475-1610
NSN 5950-01-553-1183
NSN 6135-01-443-7716
NSN 6135-00-027-3914
NSN 5945-00-434-4323
NSN 5985-01-524-2376
NSN 5965-00-196-7320