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 5905-01-187-7453
NSN 5990-01-602-6701
NSN 5998-01-123-8412
NSN 5945-00-406-7119
NSN 6685-00-125-4472
NSN 6220-01-394-5263
NSN 6150-00-398-6527
NSN 6240-01-417-2976
NSN 6135-01-517-4261
NSN 6240-01-448-6870
NSN 5910-00-338-2661
NSN 6650-01-477-9545