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 6620-00-190-3385
NSN 5990-01-069-0365
NSN 6110-01-360-1566
NSN 7035-01-555-8793
NSN 5855-00-688-9954
NSN 5975-01-598-4717
NSN 5996-00-356-0680
NSN 5835-01-050-9509
NSN 5895-01-048-1275
NSN 4140-01-486-1616
NSN 5998-01-053-7983
NSN 6220-01-521-7978