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 6220-01-097-2353
NSN 4140-01-502-3345
NSN 6645-00-988-4427
NSN 5855-01-248-5725
NSN 5950-01-266-6673
NSN 5999-00-119-1516
NSN 6220-01-516-1292
NSN 5998-01-088-2780
NSN 5950-01-577-2308
NSN 5996-01-423-9423
NSN 6150-00-221-2593
NSN 6610-01-264-4888