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30311/DF Paired tapered roller bearings in face-to-face configuration

Position：Model > Tapered Roller Bearings
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Main Dimensions & Performance Data

Model

 30311/DF

d

 55 mm

od

 120 mm

T

 63 mm

C

 302 kN

C0

 325 kN

Pu

 39 Pu

reference speed

 3800 r/min

limit speed

 5600 r/min

weight

 3.25 kg
Mounting dimensions

2B

 58

b

 8

K

 4.5

r3,4min

 2

r5min

 0.6

damax

 72

Damin

 104

Damax

 110

Camin

 4

ramax

 2

rcmax

 0.6

e

 0.35

Y1

 1.9

Y2

 2.9

Y0

 1.8

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