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 5950-00-574-4400
NSN 7035-00-803-3056
NSN 5915-01-475-2332
NSN 6145-01-370-1242
NSN 5930-01-383-7819
NSN 5965-01-594-1983
NSN 5895-00-247-7394
NSN 6240-00-509-2485
NSN 5996-01-395-6608
NSN 5950-01-231-3378
NSN 5930-01-353-8599
NSN 6620-01-145-7762