1209ETN9-Self-aligning ball bearings-The QWE Company

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1209ETN9 Self aligning ball bearing

Position：Model > Self-aligning ball bearings

Main Dimensions & Performance Data

Model	1209ETN9
Model with tapered hole	1209EKTN9
d	45 mm
od	85 mm
B	19 mm
C0	22.9 kN
cor	7.8 kN
Pu	0.4 Pu
reference speed	17000 r/min
limit speed	11000 r/min
weight	0.47 kg

Mounting dimensions

d1、d2	57.5
D1、D2	72.5
C1
b
K
r1,2 minimum value	1.1
da minimum value	52
da max
Da max	78
ra max	1.1
kr	0.04
e	0.21
Y1	3
Y2	4.6
Y0	3.2

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1209ETN9 Self aligning ball bearing

Model

Model with tapered hole

d

od

B

C0

cor

Pu

reference speed

limit speed

weight

d1、d2

D1、D2

C1

b

K

r1,2 minimum value

da minimum value

da max

Da max

ra max

kr

e

Y1

Y2

Y0

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