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 6650-00-166-7160
NSN 5855-01-361-2362
NSN 6150-01-497-0979
NSN 5996-01-509-6443
NSN 5895-01-156-4643
NSN 5920-00-006-1919
NSN 6105-01-607-6572
NSN 6320-00-456-2092
NSN 6220-01-150-4046
NSN 5855-01-366-2429
NSN 2925-01-206-7948
NSN 2925-01-326-0908