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 6645-01-299-4966
NSN 7035-01-037-1744
NSN 6110-00-260-0130
NSN 6620-01-229-3388
NSN 6105-00-202-2469
NSN 5985-01-651-3156
NSN 4140-01-287-3903
NSN 7035-01-561-4167
NSN 6645-00-339-0318
NSN 4140-01-133-6446
NSN 4140-01-444-7543
NSN 4140-01-476-7343