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 7035-01-252-1539
NSN 6650-00-851-3919
NSN 6610-01-436-2803
NSN 5855-01-218-3735
NSN 5835-01-602-0311
NSN 4140-01-175-0919
NSN 6220-01-481-3827
NSN 5950-01-441-2143
NSN 5855-01-133-3587
NSN 6110-00-054-7278
NSN 6620-01-023-2938
NSN 6645-01-069-0072