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 5945-01-624-2823
NSN 6650-00-367-9230
NSN 5895-00-153-2595
NSN 6610-00-676-1741
NSN 4140-00-816-0603
NSN 5910-01-042-8857
NSN 2925-01-631-7004
NSN 5960-01-433-7565
NSN 5910-01-088-8311
NSN 2925-01-650-3412
NSN 5920-01-428-4412
NSN 7035-00-929-0363