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 5975-01-418-1633
NSN 6650-00-985-5332
NSN 5965-00-554-4138
NSN 5855-00-014-5008
NSN 7035-01-261-6779
NSN 5985-01-188-7723
NSN 5895-01-541-3381
NSN 7035-00-834-2090
NSN 5996-00-460-5075
NSN 5975-01-629-9134
NSN 6645-01-295-4373
NSN 5930-01-406-6621