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 5950-00-442-6895
NSN 5895-00-349-8999
NSN 6110-00-469-7981
NSN 6135-01-176-2206
NSN 5960-01-487-2175
NSN 5996-00-226-5364
NSN 6220-01-106-3215
NSN 5915-01-464-3853
NSN 4140-00-403-1267
NSN 6135-01-549-3350
NSN 6645-00-616-1289
NSN 6240-01-361-9167