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 |
80 |
13 |
HCB71911-E-T-P4S |
P4 |
15 |
13.4 |
18000 |
30000 |
0.15 |
| Product Model | Inside Diameter | Outside Diameter | Thickness |
| 7308 NTN | 40 | 90 | 23 |
| 7208 NTN | 40 | 80 | 18 |