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Master Bushing
Master Bushing
Master Bushings and Bowls consisting of integral and joint type. Which are used for fit various kind of slips or kelly bushings with the rotary table opening,
to hold the drilling string with slips or driving the kelly to rotate with kelly bushing.
|
Rotary TableSize (in) |
Bushing Model |
Casing Size (in) |
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|
9 5/8-10 3/4 |
11 4/3-13 8/3 |
16 |
18 5/8-20 |
24 |
26 |
30 |
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|
17 1/2 or 20 1/2 |
CU |
Bushing |
No. |
3102 |
3102 |
|
|
|
|
|
|
Bowl |
No. |
1902 |
|
|
|
|
|
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|
26 or 27 1/2 |
CU |
Bushing |
No. |
|
3103 |
3103 |
3103 |
|
|
|
|
Bowl |
No. |
|
3105 |
3104 |
|
|
|
|
||
|
27 1/2 |
CB |
Bushing |
No. |
6695 |
6695 |
6695 |
6695 |
|
|
|
|
Bowl |
No. |
6114 |
6126 |
6127 |
|
|
|
|
||
|
37 1/2 or 49 1/2 |
CB |
Bushing |
No. |
20 Bushing |
20 Bushing |
20 Bushing |
20 Bushing |
24 Bushing |
26 Bushing |
30 Bushing |
|
Bowl |
No. |
6114 |
6126 |
1627 |
|
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|
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