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 5910-00-409-1108
NSN 5996-01-285-6389
NSN 6240-00-415-1825
NSN 5910-00-513-5618
NSN 6135-01-189-2293
NSN 5960-01-498-0572
NSN 2925-00-253-1655
NSN 5985-01-143-7314
NSN 5950-01-599-6610
NSN 4140-01-373-1190
NSN 5950-01-424-9446
NSN 5960-01-087-8687