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 5975-01-579-3980
NSN 5930-01-369-6419
NSN 5950-00-402-7755
NSN 5925-01-386-3178
NSN 5965-01-080-9808
NSN 6320-01-648-5538
NSN 6320-01-446-8050
NSN 5835-01-090-8559
NSN 6610-01-623-2560
NSN 6685-01-265-0634
NSN 6620-01-549-3559
NSN 6130-00-356-9263