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Model: NACHI 6340 - Deep groove ball bearings>
Bearing Size
d = 200D = 420
B = 80
da(min) = 222
Da(max) = 398
ra(max) = 4
Mass = 54.6
Basic load rating: 380000
Rated static load: 445000
Limit speed（Grease lubrication）: 1300
Limit speed（Oil lubrication） 1700
