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 6135-01-340-2599
NSN 5965-00-321-8456
NSN 5999-01-487-5668
NSN 7035-00-631-3782
NSN 5965-01-020-4104
NSN 5996-01-328-8706
NSN 5915-01-621-5104
NSN 7035-01-477-3037
NSN 5930-01-360-0679
NSN 6650-01-445-5394
NSN 5999-01-334-9194
NSN 6220-00-577-3435