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 6620-00-343-8229
NSN 6685-00-453-0178
NSN 5915-01-145-0085
NSN 6650-01-368-3286
NSN 5975-01-470-1527
NSN 5985-01-359-6512
NSN 5965-01-597-8749
NSN 5905-01-433-2492
NSN 7035-01-324-3839
NSN 5910-00-952-5654
NSN 5935-01-232-3480
NSN 6685-01-437-6939