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 5835-01-201-7363
NSN 6650-00-159-7117
NSN 6145-01-626-0953
NSN 6135-01-200-5144
NSN 5996-01-239-0385
NSN 5895-00-125-4587
NSN 5925-01-609-5109
NSN 5960-01-538-2082
NSN 6145-00-880-8199
NSN 5998-00-658-3303
NSN 5895-00-794-8867
NSN 5945-01-382-4537