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 2925-01-306-4228
NSN 6240-01-291-7500
NSN 5975-00-008-1493
NSN 6105-01-221-6925
NSN 6105-01-005-4825
NSN 6320-00-504-1214
NSN 6610-01-606-8788
NSN 5960-00-215-5884
NSN 5975-01-428-7278
NSN 5855-01-380-2708
NSN 5930-01-415-6430
NSN 6620-01-097-1038