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 4140-01-178-6811
NSN 5950-00-133-8953
NSN 5935-01-605-2726
NSN 6220-01-215-2179
NSN 5925-01-331-8636
NSN 6105-01-069-4253
NSN 5835-00-378-1429
NSN 5915-01-384-9754
NSN 5915-01-341-5695
NSN 6220-00-020-3168
NSN 5925-01-096-5269
NSN 6110-01-359-5382