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Model: NACHI 6301ZE - Single dust cover deep groove ball bearings>
Bearing Size
d = 12D = 37
B = 12
da(min) = 18
Da(max) = 31
ra(max) = 1
Mass = 0.06
Basic load rating: 9750
Rated static load: 4250
Limit speed（Grease lubrication）: 19000
Limit speed（Oil lubrication） 24000
