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Tapered Roller Bearings

31306-Single row tapered roller bearing

Libeat Bearings
Main Dimensions & Performance Data

Model

 31306

Iso355 standard

 7FB

d

 30 mm

od

 72 mm

T

 20.75 mm

cr

 58.3 kN

cor

 50 kN

Pu

 5.7 Pu

reference speed

 7500 r/min

limit speed

 9500 r/min

weight

 0.39 kg

Mounting dimensions

d1

 52.7

B

 19

C

 14

r1,2min

 1.5

r3,4min

 1.5

a

 22

damax

 40

dbmin

 38.5

Damin

 55

Damax

 65

Dbmin

 68

Camin

 3

Cbmin

 6.5

ramax

 1.5

rbmax

 1.5

e

 0.83

Y

 0.72

Y0

 0.4

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