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Model: NACHI 6021Z - Single dust cover deep groove ball bearings>
Bearing Size
d = 105D = 160
B = 26
da(min) = 113
Da(max) = 152
ra(max) = 2
Mass = 1.6
Basic load rating: 72500
Rated static load: 65500
Limit speed（Grease lubrication）: 4000
Limit speed（Oil lubrication） 4800
