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 5920-00-362-1376
NSN 6220-01-513-4352
NSN 4140-00-255-9260
NSN 6105-01-100-6473
NSN 5930-01-400-6126
NSN 6240-01-152-1084
NSN 6145-01-429-3108
NSN 6645-01-225-9548
NSN 5998-01-218-3112
NSN 6145-01-451-5112
NSN 6135-00-444-1402
NSN 6320-00-110-8005