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 6220-01-237-2488
NSN 6650-01-540-2150
NSN 6110-01-502-2886
NSN 6220-00-910-0320
NSN 5975-01-058-9099
NSN 5895-01-357-6378
NSN 5905-01-179-4200
NSN 6135-01-238-2878
NSN 5920-00-262-7558
NSN 6130-00-111-2205
NSN 6240-01-252-9374
NSN 6240-01-072-2278