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 6320-01-512-2031
NSN 5910-01-591-9651
NSN 6105-01-250-2384
NSN 4140-00-580-2742
NSN 5930-00-930-2458
NSN 5965-01-573-5863
NSN 6650-01-214-9728
NSN 6320-01-524-9488
NSN 5855-00-407-2801
NSN 5855-01-380-9950
NSN 5998-01-286-4389
NSN 5950-01-114-5299