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Model: NACHI 22256EW33 - Cylindrical hole spherical roller bearings>
Bearing Size
d = 280D = 500
B = 130
da(min) = 302
Da(max) = 478
ra(max) = 4
Mass = 113
Basic load rating: 2320000
Rated static load: 3700000
Limit speed（Grease lubrication）: 630
Limit speed（Oil lubrication） 800
