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 6620-01-029-3705
NSN 6105-00-217-8990
NSN 5905-01-212-9476
NSN 5975-00-181-5825
NSN 5895-01-645-3773
NSN 5910-01-284-7044
NSN 6320-01-569-2672
NSN 5965-00-463-3929
NSN 4140-01-358-7889
NSN 5935-01-097-6649
NSN 5915-00-469-8991
NSN 5855-01-491-7849