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 5975-01-143-5358
NSN 6240-01-576-9580
NSN 6685-01-364-8552
NSN 5990-01-386-3040
NSN 6150-00-769-5017
NSN 6620-00-674-8390
NSN 5965-01-076-0071
NSN 6650-00-443-4292
NSN 7035-01-487-6481
NSN 5965-01-627-3774
NSN 6620-01-391-1920
NSN 2925-00-605-8520