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 6320-01-457-2805
NSN 2925-01-279-1558
NSN 5945-01-395-1535
NSN 6150-01-220-5183
NSN 5998-01-304-6447
NSN 5990-00-775-2637
NSN 5965-01-421-1244
NSN 6105-01-099-1113
NSN 5895-00-054-9388
NSN 6145-01-429-8529
NSN 6135-01-560-8130
NSN 6645-00-269-8440