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Model: NACHI 6018 - Deep groove ball bearings>
Bearing Size
d = 90D = 140
B = 24
da(min) = 97
Da(max) = 133
ra(max) = 1.5
Mass = 1.17
Basic load rating: 58000
Rated static load: 49500
Limit speed（Grease lubrication）: 4700
Limit speed（Oil lubrication） 5600
