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 6110-00-441-9214
NSN 5930-01-508-9331
NSN 6220-00-011-0110
NSN 5910-01-010-2911
NSN 6135-01-574-6577
NSN 5905-01-510-3803
NSN 5920-00-192-1723
NSN 5925-01-598-6921
NSN 5945-01-391-1041
NSN 2925-01-511-5359
NSN 5855-01-500-2531
NSN 5915-01-044-5260