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 6620-00-470-3219
NSN 5930-01-565-0975
NSN 6130-00-589-9948
NSN 6135-01-616-5239
NSN 6150-00-888-3358
NSN 5996-00-146-9746
NSN 5895-01-171-0974
NSN 2925-00-149-0760
NSN 5965-01-453-4403
NSN 5999-00-895-0921
NSN 6620-01-186-4374
NSN 6240-01-085-3403