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Model: NACHI 230/500EW33 - Cylindrical hole spherical roller bearings>
Bearing Size
d = 500D = 720
B = 167
da(min) = 528
Da(max) = 692
ra(max) = 5
Mass = 228
Basic load rating: 3650000
Rated static load: 7650000
Limit speed（Grease lubrication）: 380
Limit speed（Oil lubrication） 480
