1218-Self-aligning ball bearings-The QWE Company

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1218 Self aligning ball bearing

Position：Model > Self-aligning ball bearings

Main Dimensions & Performance Data

Model	1218
Model with tapered hole	1218K
d	90 mm
od	160 mm
B	30 mm
C0	57.2 kN
cor	23.6 kN
Pu	1.08 Pu
reference speed	8500 r/min
limit speed	5300 r/min
weight	2.5 kg

Mounting dimensions

d1、d2	112
D1、D2	139
C1
b
K
r1,2 minimum value	2
da minimum value	101
da max
Da max	149
ra max	2
kr	0.04
e	0.17
Y1	3.7
Y2	5.7
Y0	4

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1218 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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