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 5835-01-337-8635
NSN 5990-00-753-8870
NSN 5960-01-274-7628
NSN 6105-01-188-8800
NSN 5855-01-431-5253
NSN 5990-01-457-9386
NSN 5910-01-089-7080
NSN 5965-01-200-6613
NSN 6645-01-047-1782
NSN 6610-00-103-1196
NSN 5975-00-408-8152
NSN 6620-01-401-5356