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 5920-01-340-6950
NSN 6610-01-141-7014
NSN 6650-01-610-5856
NSN 5895-00-532-2376
NSN 5965-01-389-1068
NSN 5960-01-168-9631
NSN 5960-01-058-8582
NSN 6610-01-220-1011
NSN 5935-00-892-1053
NSN 6130-01-472-2411
NSN 6650-00-229-3790
NSN 5945-01-218-8315