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 |
|
||
45 |
75 |
16 |
HC7009-C-T-P4S, HC7009CTP4S, HC7009 |
P4 |
8.8 |
8.5 |
26000 |
40000 |
0.26 |
Product Model | Inside Diameter | Outside Diameter | Thickness |
NN3028 NTN | 140 | 210 | 53 |
NN4928 NTN | 140 | 190 | 50 |