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 6145-01-470-8192
NSN 5835-01-160-7282
NSN 6320-00-322-3460
NSN 5960-01-016-5387
NSN 5990-00-819-5007
NSN 6135-00-958-7981
NSN 6620-01-573-1952
NSN 4140-01-147-2164
NSN 6610-00-277-7206
NSN 5910-01-455-8395
NSN 6320-00-823-2015
NSN 5975-00-140-3225