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 6130-01-310-4939
NSN 5950-01-076-7012
NSN 5985-00-622-1645
NSN 6645-01-644-8376
NSN 6620-00-250-1980
NSN 6320-01-431-4359
NSN 6650-00-170-5095
NSN 6110-01-238-1315
NSN 5915-01-609-8605
NSN 5985-01-142-0679
NSN 6610-01-550-2368
NSN 4140-01-139-6192