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 6110-01-076-1737
NSN 4140-00-900-6102
NSN 4140-00-995-3268
NSN 2925-01-545-2717
NSN 5935-01-478-7531
NSN 6150-00-518-6651
NSN 5910-00-584-2199
NSN 5905-01-442-8801
NSN 6130-01-434-4987
NSN 6685-01-392-1513
NSN 6130-00-243-2208
NSN 6610-01-456-1166