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Tapered Roller Bearings

31309-Single row tapered roller bearing

Libeat Bearings
Main Dimensions & Performance Data

Model

 31309

Iso355 standard

 7FB

d

 45 mm

od

 100 mm

T

 27.25 mm

cr

 113 kN

cor

 102 kN

Pu

 12.5 Pu

reference speed

 5000 r/min

limit speed

 6700 r/min

weight

 0.95 kg

Mounting dimensions

d1

 74.7

B

 25

C

 18

r1,2min

 2

r3,4min

 1.5

a

 31

damax

 57

dbmin

 55

Damin

 79

Damax

 92

Dbmin

 95

Camin

 4

Cbmin

 9

ramax

 2

rbmax

 1.5

e

 0.83

Y

 0.72

Y0

 0.4

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