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 5990-01-632-0969
NSN 5895-00-633-7623
NSN 5996-00-805-9340
NSN 6130-01-421-5572
NSN 5985-01-064-8597
NSN 5999-01-394-3788
NSN 7035-01-193-2667
NSN 6240-01-297-8059
NSN 2925-00-891-9289
NSN 5965-00-170-5254
NSN 6110-00-754-7926
NSN 6135-01-559-3092