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 6135-01-154-3526
NSN 5945-01-478-5866
NSN 5990-00-247-0975
NSN 6240-01-193-6545
NSN 5930-01-218-5750
NSN 5996-01-181-7057
NSN 6220-01-004-8909
NSN 6685-00-842-8729
NSN 5950-01-077-5706
NSN 6685-00-064-8189
NSN 5920-00-060-1118
NSN 4140-00-099-9205