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 6620-00-803-2423
NSN 5998-01-621-5408
NSN 6685-01-492-5340
NSN 5965-01-307-8301
NSN 5950-00-201-5267
NSN 6110-01-611-5856
NSN 5920-01-432-7962
NSN 6240-01-325-2948
NSN 6240-00-965-7997
NSN 5975-01-442-6471
NSN 6650-00-187-5388
NSN 7035-01-057-5221