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Model: NACHI 22228EXW33K - Tapered hole spherical roller bearing>
Bearing Size
d = 140D = 250
B = 68
da(min) = 154
Da(max) = 236
ra(max) = 2.5
Mass = 16.4
Basic load rating: 755000
Rated static load: 1030000
Limit speed（Grease lubrication）: 1300
Limit speed（Oil lubrication） 1700
