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 5999-00-072-6742
NSN 5985-00-720-4114
NSN 5990-00-167-2692
NSN 5990-01-416-6009
NSN 2925-01-386-7392
NSN 5985-01-468-7917
NSN 7035-01-387-8655
NSN 6150-01-525-7556
NSN 5855-00-361-0167
NSN 6150-01-549-6218
NSN 6105-00-673-4725
NSN 5999-01-422-0240