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Tapered Roller Bearings

31308-Single row tapered roller bearing

Libeat Bearings
Main Dimensions & Performance Data

Model

 31308

Iso355 standard

 7FB

d

 40 mm

od

 90 mm

T

 25.25 mm

cr

 91.1 kN

cor

 81.5 kN

Pu

 9.5 Pu

reference speed

 5600 r/min

limit speed

 7500 r/min

weight

 0.72 kg

Mounting dimensions

d1

 67.1

B

 23

C

 17

r1,2min

 2

r3,4min

 1.5

a

 28

damax

 51

dbmin

 50

Damin

 71

Damax

 82

Dbmin

 86

Camin

 3

Cbmin

 8

ramax

 2

rbmax

 1.5

e

 0.83

Y

 0.72

Y0

 0.4

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