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Model: NACHI 7328B - Single row angular contact ball bearings>
Bearing Size
d = 140D = 300
B = 62
a = 61.3
da1(min) = 158
da2(min) = 149
Da1(max) = 282
Da2(max) = 291
ra(max) = 3
ra1(max) = 1.5
Mass = 21.5
Basic load rating: 284000
Rated static load: 315000
Limit speed（Grease lubrication）: 1700
Limit speed（Oil lubrication）: 2400
