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 |
100 |
16 |
B71914-E-T-P4S |
P4 |
31.5 |
31 |
12000 |
19000 |
0.33 |
Product Model | Inside Diameter | Outside Diameter | Thickness |
7317BDB NTN | 85 | 180 | 82 |
7317DB NTN | 85 | 180 | 82 |