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 5835-01-073-6133
NSN 6685-01-652-7726
NSN 7035-01-472-1999
NSN 5950-01-225-3352
NSN 5920-01-065-1824
NSN 5998-01-071-4573
NSN 5855-01-549-3666
NSN 6220-01-334-8306
NSN 6645-01-369-2478
NSN 5920-00-770-2015
NSN 6145-01-214-0017
NSN 5935-01-374-2991