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 6685-00-472-3965
NSN 6130-01-137-3770
NSN 5950-01-306-2674
NSN 5950-01-178-0902
NSN 5999-01-368-1756
NSN 6240-01-381-1072
NSN 7035-00-620-6835
NSN 5930-00-838-6583
NSN 6645-01-495-0939
NSN 6145-01-427-3520
NSN 5855-00-221-9435
NSN 5905-01-308-3462