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 5895-00-222-5043
NSN 2925-01-407-3437
NSN 5930-00-444-4296
NSN 5855-01-634-0259
NSN 5960-00-689-9720
NSN 6650-00-942-1231
NSN 6105-01-158-0117
NSN 5998-00-477-3158
NSN 5950-01-113-7631
NSN 6645-01-184-5065
NSN 5915-00-099-0347
NSN 5999-01-359-4934