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 5975-01-335-0172
NSN 6150-00-219-5402
NSN 6105-01-563-9265
NSN 6110-01-189-2784
NSN 6620-01-659-8887
NSN 6110-01-490-3728
NSN 5985-01-107-2749
NSN 5925-00-248-5734
NSN 5985-00-721-4303
NSN 6240-01-277-3762
NSN 6130-01-502-6991
NSN 5895-01-616-3790