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Model: NACHI 6900 - Deep groove ball bearings>
Bearing Size
d = 10D = 22
B = 6
da(min) = 12
Da(max) = 20
ra(max) = 0.3
Mass = 0.009
Basic load rating: 2490
Rated static load: 1130
Limit speed（Grease lubrication）: 33000
Limit speed（Oil lubrication） 38000
