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 5930-00-349-7017
NSN 6610-01-489-0071
NSN 7035-00-020-2227
NSN 5990-00-087-6177
NSN 5855-00-285-8172
NSN 6320-01-183-8196
NSN 5985-00-277-7371
NSN 4140-00-167-4712
NSN 6620-01-480-1687
NSN 6620-00-489-7266
NSN 5930-01-145-4520
NSN 6620-01-440-3523