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 |
|
||
|
45 |
75 |
16 |
HS7009-E-T-P4S, HS7009ETP4S, HS7009 |
P4 |
12.2 |
11.4 |
20000 |
34000 |
0.27 |
| Product Model | Inside Diameter | Outside Diameter | Thickness |
| NN3024 NTN | 120 | 180 | 46 |
| NN4924 NTN | 120 | 165 | 45 |