Drilling Tools: Subs
Subs:
Subs are designed for interconnecting drill string’s components to each other and connecting to it drilling tools.
Some types of Subs:
| Designation | Size, mm | Total length, mm |
ID, mm |
|---|---|---|---|
| М-171/177 | 229 | 415 | 101 |
| М-177/152 | 229 | 400 | 122 |
| P-152/171 | 229 | 400 | 122 |
| P-177/152 | 229 | 517 | 89 |
| М-171/177 | 226 | 415 | 101 |
| Н-171/177 | 225 | 550 | 101 |
| P-147/171 | 203 | 521 | 101 |
| Н-171/171 | 203 | 528 | 101 |
| М-152/152 | 197 | 391 | 101 |
| P-147/147 | 195 | 527 | 80 |
| P-147/147 | 190 | 527 | 80 |
| P-133/147 | 178 | 520 | 101 |
| P-147/133 | 178 | 524 | 95 |
| М-147/117 | 178 | 400 | 78 |
| М-133/117 | 155 | 385 | 78 |
| P-133/133 | 155 | 484 | 95 |
| М-117/117 | 140 | 355 | 78 |
| Н-117/117 | 140 | 463 | 58 |
| P-117/117 | 140 | 355 | 58 |
| М-86/76 | 108 | 363 | 45 |