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 6650-00-405-0702
NSN 6220-01-259-0940
NSN 6135-00-134-6648
NSN 5925-01-579-0785
NSN 6150-01-391-4934
NSN 6105-01-565-8924
NSN 6320-01-322-8340
NSN 5835-00-858-6631
NSN 6240-01-446-7851
NSN 5835-01-143-9143
NSN 6105-00-351-8009
NSN 5950-01-117-0540