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 6220-00-689-4373
NSN 5950-01-021-9259
NSN 5905-01-474-5173
NSN 5998-00-753-7856
NSN 5975-00-669-9884
NSN 5925-01-420-5439
NSN 6645-01-197-9090
NSN 4140-01-111-2486
NSN 5895-01-364-2680
NSN 6105-01-541-3245
NSN 2925-01-532-0781
NSN 5930-00-472-2604