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