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 5975-01-097-0958
NSN 5999-01-137-2362
NSN 6650-01-222-1749
NSN 6650-00-798-6847
NSN 5920-01-344-1571
NSN 5960-00-145-9361
NSN 6650-01-361-3060
NSN 6135-01-532-7951
NSN 5935-01-296-8703
NSN 6130-00-145-8908
NSN 5965-01-565-2262
NSN 4140-01-310-7345