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 |
85 |
19 |
B7209-E-T-P4S, B7209ETP4S, B7209 |
P4 |
32 |
23.6 |
15000 |
24000 |
0.41 |
Product Model | Inside Diameter | Outside Diameter | Thickness |
NKX30T2Z+IR25×30×20 NTN | 25 | 42 | 20 |
NKX25T2Z+IR20×25×20 NTN | 20 | 37 | 20 |