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 4140-00-152-7092
NSN 5975-01-632-9144
NSN 4140-01-250-5431
NSN 5990-01-452-0911
NSN 5895-01-609-8688
NSN 6685-01-406-5348
NSN 6220-00-613-6808
NSN 7035-00-968-4848
NSN 6645-01-467-9983
NSN 6610-01-447-0695
NSN 5998-01-234-5926
NSN 5975-01-200-3379