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Model: NACHI 5210NR - Double row angular contact ball bearing with stop ring>
Bearing Size
d = 50
D = 90
B = 30.2
D1(max) = 86.79
a(max) = 3.28
b(min) = 2.7
D2(max) = 96.5
f(min) = 2.46
da(min) = 57
Da(max) = 83
ra(max) = 1
Cy(max) = 5.4
Mass = 0.67
Basic load rating: 54500
Basic load rating: 54500
Rated static load: 44500
Limit speed（Grease lubrication）: 5000
Limit speed（Oil lubrication）: 6700
