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Model: NACHI 6930 - Deep groove ball bearings>
Bearing Size
d = 150D = 210
B = 28
da(min) = 158
Da(max) = 202
ra(max) = 2
Mass = 2.64
Basic load rating: 85500
Rated static load: 87000
Limit speed（Grease lubrication）: 2800
Limit speed（Oil lubrication） 3100
