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 5925-01-487-6830
NSN 5998-00-792-1864
NSN 5998-01-013-7009
NSN 5950-01-491-4407
NSN 6685-01-039-0701
NSN 5996-00-267-1139
NSN 6320-01-237-9746
NSN 5835-00-279-1594
NSN 5960-00-197-6282
NSN 5975-00-144-7878
NSN 5930-00-100-0163
NSN 5910-00-013-1869