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 6650-01-633-9147
NSN 6135-01-391-6515
NSN 6220-00-539-8769
NSN 5965-00-339-0783
NSN 4140-00-152-7092
NSN 5925-01-437-8091
NSN 2925-01-091-4734
NSN 6105-00-374-8743
NSN 5965-01-322-3271
NSN 5925-00-992-4963
NSN 6645-01-632-9074
NSN 5990-01-537-1553