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Model: NACHI 21309E - Cylindrical hole spherical roller bearings>
Bearing Size
d = 45D = 100
B = 25
da(min) = 55
Da(max) = 92
ra(max) = 1.5
Mass = 1.18
Basic load rating: 108000
Rated static load: 124000
Limit speed（Grease lubrication）: 3700
Limit speed（Oil lubrication） 4600
