Self-aligning ball bearings
Model |
1220 |
Model with tapered hole |
1220K |
d |
100 mm |
od |
180 mm |
B |
34 mm |
C0 |
68.9 kN |
cor |
30 kN |
Pu |
1.29 Pu |
reference speed |
7500 r/min |
limit speed |
4800 r/min |
weight |
3.7 kg |
d1、d2 |
127 | |
D1、D2 |
156 | |
C1 |
||
b |
||
K |
||
r1,2 minimum value |
2.1 | |
da minimum value |
112 | |
da max |
||
Da max |
168 | |
ra max |
2 | |
kr |
0.04 | |
e |
0.17 | |
Y1 |
3.7 | |
Y2 |
5.7 | |
Y0 |
4 |