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 2925-01-058-1718
NSN 5985-01-063-4811
NSN 5975-01-528-7770
NSN 6685-01-242-3415
NSN 6645-00-910-6956
NSN 6650-01-386-5787
NSN 6610-01-555-8364
NSN 6620-00-054-4778
NSN 6150-00-387-3045
NSN 5855-01-416-0084
NSN 5998-01-484-5129
NSN 5920-01-290-3771