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Tapered Roller Bearings

31307-Single row tapered roller bearing

Libeat Bearings
Main Dimensions & Performance Data

Model

 31307

Iso355 standard

 7FB

d

 35 mm

od

 80 mm

T

 22.75 mm

cr

 75.4 kN

cor

 67 kN

Pu

 7.8 Pu

reference speed

 6300 r/min

limit speed

 8500 r/min

weight

 0.52 kg

Mounting dimensions

d1

 59.6

B

 21

C

 15

r1,2min

 2

r3,4min

 1.5

a

 24

damax

 45

dbmin

 44.5

Damin

 62

Damax

 72

Dbmin

 76

Camin

 3

Cbmin

 7.5

ramax

 2

rbmax

 1.5

e

 0.83

Y

 0.72

Y0

 0.4

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