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 6610-01-053-6781
NSN 6685-00-140-0890
NSN 5999-00-583-7322
NSN 6620-01-232-8550
NSN 6135-01-372-5191
NSN 6105-01-140-3017
NSN 5910-00-904-5659
NSN 5920-00-541-1119
NSN 6620-00-203-9466
NSN 6320-01-176-8367
NSN 5920-01-495-1268
NSN 5998-01-400-1786