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 6240-00-006-3725
NSN 5905-01-307-3979
NSN 6135-01-436-7733
NSN 5985-01-368-3823
NSN 5895-00-925-2423
NSN 6620-00-602-5832
NSN 6650-00-113-2971
NSN 5855-01-376-0363
NSN 6110-01-147-9175
NSN 5920-00-931-4297
NSN 5999-00-074-0544
NSN 6220-00-797-7436