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 5930-00-987-3541
NSN 5990-00-467-7431
NSN 5965-01-592-1238
NSN 6145-01-525-8140
NSN 5915-01-526-6201
NSN 5945-01-644-0060
NSN 6145-01-375-5244
NSN 6130-00-262-3385
NSN 6685-01-548-7878
NSN 6220-01-033-8656
NSN 5930-01-248-5650
NSN 6620-01-176-6956