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-E-TPA-P4 |
P4 |
4.8 |
54.75 |
20000 |
34000 |
0.05 |
Product Model | Inside Diameter | Outside Diameter | Thickness |
NKX12T2+IR9×12×16 NTN | 9 | 21 | 16 |
NKX10T2+IR7×10×16 NTN | 7 | 19 | 16 |