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Model: NACHI 6303 - 2NKE - Non-contact double sealed deep groove ball bearings>
Bearing Size
d = 17D = 47
B = 14
da(min) = 23
Da(max) = 41
ra(max) = 1
Mass = 0.115
Basic load rating: 13600
Rated static load: 6550
Limit speed（Grease lubrication）: 11000
