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 5990-00-919-4653
NSN 6135-01-386-5709
NSN 6610-00-676-1741
NSN 6645-01-495-0939
NSN 5945-01-620-7461
NSN 5965-01-511-2578
NSN 4140-01-528-2531
NSN 6105-01-203-3809
NSN 6110-00-406-4767
NSN 5855-01-049-5354
NSN 5925-00-930-8948
NSN 6135-01-163-0332