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 6645-00-148-1798
NSN 6645-01-607-2132
NSN 5999-01-493-5170
NSN 6130-00-259-1697
NSN 2925-01-177-1598
NSN 5920-00-816-7535
NSN 5925-00-251-3283
NSN 5930-01-003-9727
NSN 6320-01-160-7757
NSN 6685-01-498-6805
NSN 6620-01-630-6759
NSN 7035-01-380-0547