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Model: NACHI 7219DB - Angular contact ball bearings (DB) back to back>
Bearing Size
d = 95D = 170
B = 32
a = 22.2
da1(min) = 107
da2(min) = 102
Da1(max) = 158
Da2(max) = 163
ra(max) = 2
ra1(max) = 1
Mass = 2.78
Basic load rating: 205000
Rated static load: 225000
Limit speed（Grease lubrication）: 2600
Limit speed（Oil lubrication）: 3600
