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-C-T-P4S |
P4 |
55 |
44 |
13000 |
20000 |
0.8 |
Product Model | Inside Diameter | Outside Diameter | Thickness |
7030 NTN | 150 | 225 | 35 |
7328B NTN | 140 | 300 | 62 |