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 6620-00-330-3728
NSN 6150-00-311-1336
NSN 5999-00-654-9716
NSN 6610-01-542-9725
NSN 5920-01-424-8094
NSN 5998-01-429-6312
NSN 7035-00-849-5526
NSN 6685-01-176-4905
NSN 5930-01-089-5731
NSN 6685-01-330-7330
NSN 5965-01-431-3326
NSN 5996-01-265-5150