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Model: NACHI 2211 - Cylindrical hole self-aligning ball bearing>
Bearing Size
d = 55D = 100
B = 25
da(min) = 66
Da(max) = 92
ra(max) = 1.5
Mass = 0.81
Basic load rating: 26800
Rated static load: 10000
Limit speed（Grease lubrication）: 5800
Limit speed（Oil lubrication） 7100
