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 6105-00-196-4957
NSN 6620-01-512-5513
NSN 6620-00-273-8735
NSN 5935-01-156-7549
NSN 5950-01-125-6900
NSN 6145-01-465-8782
NSN 5915-01-644-8760
NSN 6685-01-558-3540
NSN 5895-01-204-2470
NSN 4140-01-580-0277
NSN 5965-00-970-6431
NSN 5999-01-444-7269