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 6240-00-991-6929
NSN 5990-01-134-7756
NSN 6135-00-209-6918
NSN 5920-00-519-4274
NSN 4140-01-458-2743
NSN 7035-01-551-3930
NSN 6620-01-485-6459
NSN 6110-00-562-3363
NSN 5855-01-627-0837
NSN 6645-00-155-2398
NSN 6650-01-267-9886
NSN 5985-01-042-2445