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Tapered Roller Bearings

A4059/A4138-Inch single row tapered roller bearing

Libeat Bearings
Main Dimensions & Performance Data

Model

 A4059/A4138

Iso355 standard

 A4000

d

 15 mm

od

 34.988 mm

T

 10.998 mm

cr

 16.5 kN

cor

 13.2 kN

Pu

 1.29 Pu

reference speed

 17000 r/min

limit speed

 22000 r/min

weight

 0.051 kg

Mounting dimensions

d1

 25.3

B

 10.988

C

 8.73

r1,2min

 0.8

r3,4min

 1.3

a

 8

damax

 20

dbmin

 20.5

Damin

 28

Damax

 29

Dbmin

 31

Camin

 2

Cbmin

 2

ramax

 0.8

rbmax

 1.3

e

 0.46

Y

 1.3

Y0

 0.7

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