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 5855-01-158-2709
NSN 5990-01-426-7350
NSN 5990-01-548-3711
NSN 6240-01-208-9587
NSN 5950-01-499-1732
NSN 5930-00-141-9957
NSN 5996-00-548-3213
NSN 5950-01-443-2465
NSN 5960-01-043-4770
NSN 6110-01-066-8038
NSN 6645-01-587-4642
NSN 6650-01-523-2302