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 6620-01-329-7510
NSN 5950-01-502-3929
NSN 2925-00-233-5644
NSN 4140-01-382-8506
NSN 5975-00-333-8530
NSN 5996-01-268-1625
NSN 6650-00-300-7983
NSN 5930-00-225-9964
NSN 6620-00-102-7442
NSN 5925-01-324-2317
NSN 5996-01-412-5548
NSN 6130-01-171-7597