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 4140-01-445-5945
NSN 6220-00-134-5334
NSN 5945-01-056-8090
NSN 6150-01-398-6907
NSN 5999-01-310-8495
NSN 5950-00-061-6110
NSN 6135-00-603-4859
NSN 5950-01-646-1253
NSN 5998-00-292-9515
NSN 6240-01-536-3604
NSN 5910-00-785-9033
NSN 6320-00-194-4252