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 6320-01-207-9038
NSN 5965-01-350-1890
NSN 6135-01-054-2462
NSN 5835-01-398-3859
NSN 5975-01-316-9339
NSN 6110-00-466-1674
NSN 6610-01-607-4525
NSN 5999-00-627-1028
NSN 5920-01-552-8792
NSN 5925-00-052-7771
NSN 5915-01-381-6547
NSN 6220-01-193-7577