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 |
|
||
50 |
65 |
7 |
HCB71810-C-TPA-P4-UL |
P4 |
5.1 |
5.1 |
24000 |
38000 |
0.05 |
Product Model | Inside Diameter | Outside Diameter | Thickness |
NKX25T2+IR20×25×20 NTN | 20 | 37 | 20 |
NKX20T2+IR17×20×20 NTN | 17 | 30 | 20 |