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Model: NACHI 7321 - Single row angular contact ball bearings>
Bearing Size
d = 105D = 225
B = 49
a = 23.1
da1(min) = 119
da2(min) = 112
Da1(max) = 211
Da2(max) = 218
ra(max) = 2.5
ra1(max) = 1
Mass = 9.34
Basic load rating: 219000
Rated static load: 206000
Limit speed（Grease lubrication）: 2700
Limit speed（Oil lubrication）: 3600
