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 5950-01-517-1025
NSN 5835-01-461-8184
NSN 6220-01-020-8703
NSN 5920-01-479-9605
NSN 6240-01-641-1493
NSN 5990-01-498-0641
NSN 5950-01-396-5617
NSN 6220-01-653-3019
NSN 6620-01-644-3496
NSN 5985-01-472-3658
NSN 2925-01-214-5333
NSN 6150-01-560-9356