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Model: NACHI 71412/71750 - The imperial tapered roller bearings>
Bearing Size
d = 104.775D = 190.5
B = 49.212
T = 47.625
C = 34.925
a = 6.5
da(min) = 124
db(max) = 118
Da(min) = 171
Db(min) = 181
r1(min) = 3.5
r2(min) = 3.3
Mass(Cone) = 71412
Mass(Cup) = 71750
Basic load rating: 273000
Basic load rating: 273000
Rated static load: 425000
Limit speed（Grease lubrication）: 1800
Limit speed（Oil lubrication） 2500
