The BXJ Type Lubricated Fishing Bumper Sub
Specifications
1.The BXJ Type Lubricated Fishing Bumper Sub2.API 7-1
The BXJ Type Lubricated Fishing Bumper Sub is a mechanical down jarring tool whose all moving parts are bathed in closed chamber to enjoy long service life. It is suitable for using in deep hole and middle deep hole.
Technical specifications and parameters
ParameterType |
BXJ62B |
BXJ70B |
O.D.(mm) |
159 |
178 |
I.D.(mm) |
57 |
70 |
Sealing pressure (MPa) |
20 |
20 |
Max.tensile load (tf) |
143 |
153 |
Work stroke (mm) |
460 |
465 |
Connection |
NC50 |
NC50 |
Closed length(mm) |
2730 |
2950 |
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