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 5950-01-448-9779
NSN 6620-01-118-2337
NSN 6650-01-107-7553
NSN 4140-01-572-7693
NSN 5990-01-349-8132
NSN 6150-01-379-8581
NSN 5895-00-785-1966
NSN 2925-01-206-7948
NSN 6220-01-328-9189
NSN 6645-01-077-9350
NSN 5998-00-489-0604
NSN 5960-01-583-4737