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 5965-01-449-1101
NSN 5905-00-661-2395
NSN 6610-01-044-9351
NSN 6620-00-155-2608
NSN 6105-00-812-8170
NSN 5855-00-247-7219
NSN 5998-01-523-6857
NSN 5998-00-779-3400
NSN 5835-00-264-0946
NSN 5835-01-589-4735
NSN 5925-01-255-1048
NSN 5835-00-537-7780