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Model: NACHI 22210EX - Cylindrical hole spherical roller bearings>
Bearing Size
d = 50D = 90
B = 23
da(min) = 57
Da(max) = 83
ra(max) = 1
Mass = 0.78
Basic load rating: 102000
Rated static load: 122000
Limit speed（Grease lubrication）: 3800
Limit speed（Oil lubrication） 4800
