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 |
72 |
12 |
HCB71910-E-T-P4S |
P4 |
12.2 |
11 |
20000 |
34000 |
0.11 |
Product Model | Inside Diameter | Outside Diameter | Thickness |
7202B NTN | 15 | 35 | 11 |
7302 NTN | 15 | 42 | 13 |