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Model: NACHI 6864 - Deep groove ball bearings>
Bearing Size
d = 320D = 400
B = 38
da(min) = 330
Da(max) = 389
ra(max) = 2
Mass = 10.9
Basic load rating: 164000
Rated static load: 218000
Limit speed（Grease lubrication）: 1300
Limit speed（Oil lubrication） 1500
