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 6240-01-155-2959
NSN 5985-00-452-2228
NSN 6110-01-300-0635
NSN 5996-00-451-6096
NSN 6105-00-598-4910
NSN 5905-01-306-9491
NSN 5930-00-143-4582
NSN 5998-01-459-7129
NSN 5925-00-321-8040
NSN 5999-01-423-7042
NSN 5855-01-596-3823
NSN 6220-01-632-0405