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 5950-01-141-2317
NSN 6130-00-662-8557
NSN 5930-01-441-9882
NSN 6220-01-416-8487
NSN 5945-01-297-0814
NSN 6320-01-592-6248
NSN 5998-00-777-4417
NSN 6650-01-605-2302
NSN 6240-01-611-7193
NSN 4140-01-390-9552
NSN 5930-01-081-1341
NSN 5975-00-087-4341