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 |
|
||
60 |
110 |
22 |
B7212-E-T-P4S |
P4 |
52 |
42.5 |
12000 |
19000 |
0.8 |
Product Model | Inside Diameter | Outside Diameter | Thickness |
7234B NTN | 170 | 310 | 52 |
7934 NTN | 170 | 230 | 28 |