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Model: NACHI 48506/48750 - The imperial tapered roller bearings>
Bearing Size
d = 128.588D = 190.5
B = 31.75
T = 34.925
C = 25.4
a = -15.4
da(min) = 151
db(max) = 136
Da(min) = 166
Db(min) = 184
r1(min) = 3.5
r2(min) = 3.3
Mass(Cone) = 48506
Mass(Cup) = 48750
Basic load rating: 222000
Basic load rating: 222000
Rated static load: 410000
Limit speed（Grease lubrication）: 1600
Limit speed（Oil lubrication） 2100
