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Model: NACHI 23220EX1 - Cylindrical hole spherical roller bearings>
Bearing Size
d = 100D = 180
B = 60
da(min) = 112
Da(max) = 168
ra(max) = 2
Mass = 6.76
Basic load rating: 427000
Rated static load: 629000
Limit speed（Grease lubrication）: 1900
Limit speed（Oil lubrication） 2500
