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Model: NACHI 21310EK - Tapered hole spherical roller bearing>
Bearing Size
d = 50D = 110
B = 27
da(min) = 61
Da(max) = 101
ra(max) = 2
Mass = 1.54
Basic load rating: 128000
Rated static load: 151000
Limit speed（Grease lubrication）: 3300
Limit speed（Oil lubrication） 4200
