All Brands
Model: NACHI 6308 - 2NSE - Double contact sealed deep groove ball bearings>
Bearing Size
d = 40D = 90
B = 23
da(min) = 49
Da(max) = 81
ra(max) = 1.5
Mass = 0.633
Basic load rating: 40500
Rated static load: 24100
Limit speed（Grease lubrication）: 5200
