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 5925-01-364-0771
NSN 5999-00-814-2526
NSN 6650-01-312-0778
NSN 5999-01-461-3861
NSN 5935-01-650-6548
NSN 5950-00-003-8228
NSN 5935-00-499-9070
NSN 5855-01-406-7237
NSN 5990-01-544-4360
NSN 6650-00-171-4175
NSN 6620-00-405-4621
NSN 6650-01-289-3901