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 5895-01-552-8875
NSN 5985-01-384-6200
NSN 6610-01-611-1929
NSN 6620-00-203-9466
NSN 6220-00-169-6516
NSN 6645-00-221-7071
NSN 6650-00-641-6139
NSN 6145-00-248-4944
NSN 6150-01-189-0498
NSN 6220-01-599-7462
NSN 5895-01-242-5751
NSN 5920-00-341-6340