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 5920-00-981-5821
NSN 5895-01-553-3601
NSN 6645-01-538-0425
NSN 5960-01-121-9646
NSN 6685-00-104-7149
NSN 5905-01-044-4864
NSN 6650-01-207-0829
NSN 6220-00-758-5860
NSN 5855-00-791-5000
NSN 6620-01-290-8209
NSN 5920-01-440-9346
NSN 5930-01-523-7898