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 |
|
||
70 |
90 |
10 |
HCB71814-C-TPA-P4-UL |
P4 |
9.5 |
10.4 |
18000 |
30000 |
0.14 |
Product Model | Inside Diameter | Outside Diameter | Thickness |
7218BDB NTN | 90 | 160 | 60 |
7914DB NTN | 70 | 100 | 32 |