Lubricated Fishing Bumper Subs
The BXJ type lubricated fishing bumper sub is a mechanical down jarring tool featuring moving parts that are housed a lubricated and sealed chamber to enjoy a long service life. The bumper sub is suitable for use in deep hole and intermediately deep hole oil extraction projects.
Specifications| Parameter/ Type | ||
| OD(mm) | 178 | 159 |
| ID(mm) | 70 | 57 |
| Closed length(mm) | 2950 | 2730 |
| stroke(mm) | 465 | 460 |
| thread conn. | NC50 | NC50 |
| Max. Tensile Load(T) | 153 | 143 |
| sealing pressure(MPa) | 20 | 20 |
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