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 5985-01-296-3981
NSN 5920-01-062-6209
NSN 6620-00-557-7008
NSN 6650-01-211-5628
NSN 6685-01-088-7317
NSN 5998-01-585-0198
NSN 6145-00-269-4271
NSN 5996-00-772-1956
NSN 5910-01-398-0621
NSN 2925-01-424-0235
NSN 6320-00-682-3448
NSN 6645-01-571-8578