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 5915-01-174-2620
NSN 6220-00-740-5333
NSN 6240-01-608-4990
NSN 6135-01-462-1135
NSN 5905-01-469-7567
NSN 5975-01-044-0523
NSN 5999-01-528-3867
NSN 6105-01-293-7688
NSN 6685-01-234-3621
NSN 5910-00-528-9714
NSN 6620-01-464-6762
NSN 7035-01-215-2449