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Model: NACHI 21317EX1K - Tapered hole spherical roller bearing>
Bearing Size
d = 85D = 180
B = 41
da(min) = 99
Da(max) = 166
ra(max) = 2.5
Mass = 5.3
Basic load rating: 300000
Rated static load: 372000
Limit speed（Grease lubrication）: 2000
Limit speed（Oil lubrication） 2600
