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 5930-01-554-4049
NSN 6145-00-168-8687
NSN 5950-00-308-9114
NSN 7035-01-110-5745
NSN 6620-01-369-5876
NSN 5999-01-571-9446
NSN 6320-01-512-2031
NSN 6110-01-421-7376
NSN 6150-00-573-5171
NSN 5895-00-265-6229
NSN 5930-01-442-8012
NSN 5895-00-795-0013