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 6685-01-354-7618
NSN 7035-01-062-8578
NSN 6150-00-155-3578
NSN 6220-00-657-2098
NSN 5960-01-388-1988
NSN 5855-01-578-6742
NSN 5925-01-433-8601
NSN 6645-01-333-2035
NSN 6650-01-463-2274
NSN 5965-01-428-3348
NSN 6650-01-351-4544
NSN 5975-01-643-8763