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 6105-01-472-9147
NSN 7035-00-760-5479
NSN 6110-00-565-0668
NSN 6220-00-773-8483
NSN 5965-01-432-3946
NSN 5960-01-165-1956
NSN 5905-00-739-7741
NSN 5835-01-111-9838
NSN 4140-01-565-4485
NSN 5960-00-064-2952
NSN 5990-01-215-0590
NSN 6135-01-122-4448