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 6685-01-186-2008
NSN 5925-00-001-3838
NSN 5920-01-504-7897
NSN 5998-01-184-6939
NSN 2925-00-343-3235
NSN 5960-00-939-8124
NSN 5960-00-281-0824
NSN 6105-01-436-8571
NSN 6150-01-461-7640
NSN 6645-01-093-5015
NSN 6610-00-941-0509
NSN 6130-01-068-0361