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 5895-01-075-1667
NSN 5998-01-462-3392
NSN 5905-00-581-7112
NSN 6145-00-010-5135
NSN 7035-01-193-2667
NSN 5905-00-636-9999
NSN 6145-01-522-3467
NSN 5930-01-139-5177
NSN 5905-01-024-5056
NSN 5965-01-367-2275
NSN 7035-01-432-2424
NSN 5990-01-067-1775