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Inch Series

LL481448/LL481411 bearing

  • Inch Series
  • Inch Series
Bearing NO. :LL481448/LL481411
Boundary dimensions(mm)
d :673.1
D :793.75
T :66.675
B :61.912
C :49.212
r 1.2min :6.4
r 3.4min :6.4
Basic load ratings(kN)
Cr :995
Cor :2660
Limiting speed(rpm)
Grease :320
Oil :430
Application point
a :119.7
Abutment and fillet dimensions(mm)
da max :708
db min :691
Da max :764
Db min :781
ra max :6.4
rb max :6.4
Value
e :0.36
Y :1.7
Y0 :0.92
Weight (kg)
Refer :52

Tapered roller bearings are made of inner races called cones and outer races call cups. They are called tapered roller bearings because the cone assembly is narrower in one end and the races are built with one side narrower as well to match the rollers. This bearing construction is ideal for environments where high speed and heavy loads occur, and a low friction is needed. Tapered roller bearings are widely used in applications like automotive, rail, gearboxes, agriculture, machine tools, construction and more.