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 6645-00-775-2172
NSN 5935-00-898-9846
NSN 5985-01-474-5731
NSN 5996-01-253-3486
NSN 6620-01-201-1327
NSN 5895-01-444-4279
NSN 6620-01-361-7775
NSN 5996-01-273-3934
NSN 6105-01-089-7658
NSN 5996-01-284-3572
NSN 5960-00-421-1054
NSN 7035-00-553-6951