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 6685-01-352-5665
NSN 6145-01-468-6252
NSN 5855-01-177-3301
NSN 5985-00-532-1062
NSN 6645-01-399-8127
NSN 5920-01-230-0736
NSN 5910-01-334-7930
NSN 6150-01-040-0708
NSN 5985-00-074-3308
NSN 4140-00-303-3133
NSN 5999-01-248-6916
NSN 5999-00-254-5473