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Model: NACHI NN3020K - Cylindrical roller bearing, tapered hole NN series)>
Bearing Size
d = 100D = 150
B = 37
Ew = 137
Da(min) = 108.5
Da(max) = 141.5
da(min) = 108.5
da1(min) = 112
ra(max)= 1.5
Mass = 2.26
Basic load rating: 156000
Rated static load: 265000
Limit speed（Grease lubrication）: 4000
Limit speed（Oil lubrication） 4700
