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Model: NACHI 3781/3730 - The imperial tapered roller bearings>
Bearing Size
d = 49.212D = 93.264
B = 30.302
T = 30.162
C = 23.812
a = 8.4
da(min) = 62
db(max) = 56
Da(min) = 84
Db(min) = 88
r1(min) = 3.5
r2(min) = 0.8
Mass(Cone) = 3781
Mass(Cup) = 3730
Basic load rating: 102000
Basic load rating: 102000
Rated static load: 134000
Limit speed（Grease lubrication）: 3800
Limit speed（Oil lubrication） 5300
