21308E-Spherical roller bearing-The QWE Company

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21308E Spherical roller bearing

Position：Model > Spherical roller bearing

Main Dimensions & Performance Data

Model	21308E
With tapered hole	21308EK
d	40 mm
od	90 mm
B	23 mm
C	107 kN
cr	108 kN
Pu	11.8 Pu
reference speed	7000 r/min
limit speed	9500 r/min
weight	0.75 kg

Mounting dimensions

d2	60
D1	79.8
b	5.5
K	3
r1,2 minimum value	1.5
da minimum value	49
da max
Da max	81
ra max	1.5
e	0.24
Y1	2.8
Y2	4.2
Y0	2.8
Oil-lubricated allowable acceleration rotation
The allowable acceleration of oil lubrication is linear

Previous：BS2-2208-2RS/VT143

Next：22308E/VA405

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21308E Spherical roller bearing

Model

With tapered hole

d

od

B

C

cr

Pu

reference speed

limit speed

weight

d2

D1

b

K

r1,2 minimum value

da minimum value

da max

Da max

ra max

e

Y1

Y2

Y0

Oil-lubricated allowable acceleration rotation

The allowable acceleration of oil lubrication is linear

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