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 |
|
||
50 |
72 |
12 |
B71910-C-T-P4S |
P4 |
19 |
16.6 |
18000 |
30000 |
0.13 |
Product Model | Inside Diameter | Outside Diameter | Thickness |
7205B NTN | 25 | 52 | 15 |
7905 NTN | 25 | 42 | 9 |