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Model: NACHI 7316DF - Angular contact ball bearings (DF) face to face>
Bearing Size
d = 80D = 170
B = 39
a = 16.6
da1(min) = 92
da2(min) = 87
Da1(max) = 158
Da2(max) = 163
ra(max) = 2
ra1(max) = 1
Mass = 4.18
Basic load rating: 239000
Rated static load: 238000
Limit speed（Grease lubrication）: 2800
Limit speed（Oil lubrication）: 3800
