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 6650-01-586-9997
NSN 5930-00-577-3375
NSN 5925-01-524-8058
NSN 6620-01-646-8593
NSN 5935-01-397-2732
NSN 5996-00-501-4326
NSN 4140-00-160-9356
NSN 6135-01-606-0596
NSN 5895-01-468-0936
NSN 6110-01-534-9885
NSN 6110-00-018-6634
NSN 6220-00-141-0268