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Model: NACHI LL428349/LL428310 - The imperial tapered roller bearings>
Bearing Size
d = 139.7D = 180.975
B = 20.638
T = 21.433
C = 16.67
a = -7.3
da(min) = 150
db(max) = 145
Da(min) = 175
Db(min) = 175
r1(min) = 1.5
r2(min) = 1.5
Mass(Cone) = LL428349
Mass(Cup) = LL428310
Basic load rating: 120000
Basic load rating: 120000
Rated static load: 214000
Limit speed（Grease lubrication）: 1700
Limit speed（Oil lubrication） 2200
