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Model: NACHI 1209 - Cylindrical hole self-aligning ball bearing>
Bearing Size
d = 45D = 85
B = 19
da(min) = 51.5
Da(max) = 78.5
ra(max) = 1
Mass = 0.465
Basic load rating: 21800
Rated static load: 7350
Limit speed（Grease lubrication）: 7000
Limit speed（Oil lubrication） 8500
