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Model: NACHI 7218CDF - Angular contact ball bearings (DF) face to face>
Bearing Size
d = 90D = 160
B = 30
a = -0.6
da1(min) = 100
da2(min) = 100
Da1(max) = 150
Da2(max) = 154
ra(max) = 2
ra1(max) = 1
Mass = 2.3
Basic load rating: 201000
Rated static load: 211000
Limit speed（Grease lubrication）: 5100
Limit speed（Oil lubrication）: 7000
