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Model: NACHI 7008 - Single row angular contact ball bearings>
Bearing Size
d = 40D = 68
B = 15
a = 8.2
da1(min) = 45
da2(min) = 45
Da1(max) = 63
Da2(max) = 65
ra(max) = 1
ra1(max) = 0.6
Mass = 0.21
Basic load rating: 18800
Rated static load: 14500
Limit speed（Grease lubrication）: 8500
Limit speed（Oil lubrication）: 11000
