Description: Machine tool main spindle bearing
Basic Dimensions(mm) |
Bearing Designations |
Precision Rating |
basic load rating(KN) |
Limiting Speed (r/min) |
Weight (KGS) |
||||
d |
D |
B |
Cr |
Cor |
Grease |
oil |
|
||
55 |
90 |
18 |
HCB7011-C-T-P4S |
P4 |
26 |
21.6 |
19000 |
32000 |
0.32 |
Product Model | Inside Diameter | Outside Diameter | Thickness |
7220B NTN | 100 | 180 | 34 |
7920 NTN | 100 | 140 | 20 |