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Model: NACHI 5218N - With a snap ring groove double row angular contact ball bearings>
Bearing Size
d = 90
D = 160
B = 52.4
D1(max) = 155.22
a(max) = 4.9
b(min) = 3.1
D2(max) = 169.7
f(min) = 2.82
da(min) = 100
Da(max) = 150
ra(max) = 2
Cy(max) = 7.4
Mass = 4.28
Basic load rating: 138000
Basic load rating: 138000
Rated static load: 133000
Limit speed（Grease lubrication）: 2700
Limit speed（Oil lubrication）: 3900
