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Model: NACHI 6820Z - Single dust cover deep groove ball bearings>
Bearing Size
d = 100D = 125
B = 13
da(min) = 105
Da(max) = 120
ra(max) = 1
Mass = 0.311
Basic load rating: 19600
Rated static load: 21200
Limit speed（Grease lubrication）: 4600
Limit speed（Oil lubrication） 5500
