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Model: NACHI 5211Z - Single dustproof double row angular contact ball bearing>
Bearing Size
d = 55D = 100
B = 33.3
da(min) = 64
Da(max) = 91
ra(max) = 1.5
Mass = 0.96
Basic load rating: 57500
Rated static load: 50500
Limit speed（Grease lubrication）: 4500
Limit speed（Oil lubrication）: -
