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 6620-01-169-9470
NSN 5998-01-441-0720
NSN 5925-01-388-3325
NSN 5920-01-384-2034
NSN 6610-00-803-0722
NSN 5930-01-223-9380
NSN 6610-01-387-7517
NSN 6650-01-346-1992
NSN 6240-00-062-3642
NSN 5990-01-157-0441
NSN 6130-00-089-6274
NSN 6135-01-142-2417