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 |
HS71911-C-T-P4S |
P4 |
13.4 |
13.7 |
22000 |
34000 |
0.2 |
Product Model | Inside Diameter | Outside Diameter | Thickness |
7207B NTN | 35 | 72 | 17 |
7907 NTN | 35 | 55 | 10 |