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 6645-01-170-5402
NSN 6220-01-213-6154
NSN 6135-01-142-2417
NSN 5996-01-471-9519
NSN 5935-01-085-6145
NSN 6240-01-179-4547
NSN 5945-01-290-3880
NSN 5996-00-908-6056
NSN 5935-01-449-1791
NSN 5960-01-163-8905
NSN 5835-01-336-1153
NSN 6110-01-259-8224