QJ238 four-point contact ball bearings 190x340x55mm. Same to QJ238N2.
| Boundary dimensions(mm) |
Basic load rating (kN) |
Speed rating |
Designation |
| (rpm) |
| d |
D |
B |
rmin |
Cr |
Cor |
Grease |
Oil |
| 190 |
340 |
55 |
4 |
439 |
702 |
1000 |
1400 |
QJ238 |
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