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Model: NACHI 6211ZE - Single dust cover deep groove ball bearings>
Bearing Size
d = 55D = 100
B = 21
da(min) = 64
Da(max) = 91
ra(max) = 1.5
Mass = 0.607
Basic load rating: 43500
Rated static load: 29300
Limit speed（Grease lubrication）: 6300
Limit speed（Oil lubrication） 7700
