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 |
100 |
21 |
B7211-C-T-P4S |
P4 |
46.5 |
37.5 |
|
22000 |
0.61 |
Product Model | Inside Diameter | Outside Diameter | Thickness |
7316 NTN | 80 | 170 | 39 |
7216 NTN | 80 | 140 | 26 |