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Model: NACHI 5204NR - Double row angular contact ball bearing with stop ring>
Bearing Size
d = 20
D = 47
B = 20.6
D1(max) = 44.6
a(max) = 2.46
b(min) = 1.35
D2(max) = 52.7
f(min) = 1.12
da(min) = 26
Da(max) = 41
ra(max) = 1
Cy(max) = 3.3
Mass = 0.12
Basic load rating: 20000
Basic load rating: 20000
Rated static load: 12700
Limit speed（Grease lubrication）: 10000
Limit speed（Oil lubrication）: 14000
