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 5910-01-307-0668
NSN 2925-01-094-4771
NSN 6645-01-286-7568
NSN 2925-01-203-0493
NSN 5935-01-545-1557
NSN 6650-00-779-7294
NSN 5920-00-140-8912
NSN 6135-01-277-0599
NSN 6135-01-127-0173
NSN 4140-01-207-1801
NSN 5925-00-242-2583
NSN 6135-00-196-5267