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 5855-01-620-0629
NSN 5920-01-049-8949
NSN 5925-01-112-5405
NSN 5998-01-351-7052
NSN 5835-01-021-9022
NSN 5945-01-634-0588
NSN 5835-01-495-5986
NSN 6645-01-418-1657
NSN 6610-00-110-8941
NSN 5960-01-027-8833
NSN 5835-01-307-8954
NSN 5905-01-477-9749