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 5996-01-289-0493
NSN 2925-01-169-6196
NSN 6135-01-373-2518
NSN 6650-01-433-8101
NSN 5965-01-139-5472
NSN 6650-00-372-6035
NSN 6650-01-180-5273
NSN 4140-01-327-3241
NSN 5975-01-408-4997
NSN 6645-01-508-0345
NSN 5999-01-435-7097
NSN 6220-00-234-2416