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 5905-01-614-0177
NSN 5996-01-093-9259
NSN 6130-01-328-2981
NSN 5998-01-409-2874
NSN 7035-01-144-3345
NSN 6610-00-659-8760
NSN 6145-01-352-4471
NSN 5855-01-341-2518
NSN 5950-00-847-0909
NSN 5998-01-444-9622
NSN 6610-01-149-1465
NSN 6620-00-404-0149