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Model: NACHI 5208A - Open type double row angular contact ball bearings>
Bearing Size
d = 40D = 80
B = 30.2
da(min) = 47
Da(max) = 73
ra(max) = 1
Mass = 0.57
Basic load rating: 42500
Rated static load: 32500
Limit speed（Grease lubrication）: 5300
Limit speed（Oil lubrication）: 7200
