Benefits & Features
- All Challenger Drilling Motors are equipped with a rotor catch
- Drilling Motors can be equipped with float top sub or dump sub
- High allowable WOB and back reaming forces
- Equipped with 0 – 3°
- Screw on Stabilizer’s available
- Shorter bit to bend for more predictable build rates
- Stronger bearing mandrel for use with high torque power sections
- Challenger Drilling Motors can be equipped with Fixed bent Housings
- If Required Motors can be assembled with Locking Compounds
Imperial
Nominal OD |
Bit Box to Bend |
Hole Size |
Standard Bit Box Thread |
Max WOB |
Max Pull While Back Reaming |
Overpull |
Adjustable Torque Left Hand |
Stabilizer Torque |
| 3 1/2" | 3.07 feet | 4 1/4" – 5 7/8" |
2 7/8 Reg | 18,500 lbs | 30,900 lbs | 226,000 lbs | 3,500 ft lbs | 2,200 ft lbs |
| 4 3/4 – 5" | 5.02 feet | 5 7/8" - 7 7/8" |
3 1/2 Reg | 53,300 lbs | 52,400 lbs | 515,000 lbs | 10,000 ft lbs | 6,000 ft lbs |
| 6 1/2" | 5.57 feet | 7 7/8" – 9 7/8" |
4 1/2 Reg | 90,200 lbs | 50,500 lbs | 780,000 lbs | 30,000 ft lbs | 12,000 ft lbs |
| 8" | 6.75 feet | 9 5/8" - 12 1/4" |
6 5/8 Reg | 105,000 lbs | 175,000 lbs | 1,116,000 lbs | 40,000 ft lbs | 35,000 ft lbs |
| 9 1/2" | 9.25 feet | 12 1/4" - 17 1/2" |
6 5/8 Reg | 190,000 lbs | 136,600 lbs | 1,208,900 lbs | 60,000 ft lbs | 40,000 ft lbs |
Metric
Nominal OD |
Bit Box to Bend |
Hole Size |
Standard Bit Box Thread |
Max WOB |
Max Pull While Back Reaming |
Overpull |
Adjustable Torque Left Hand |
Stabilizer Torque |
| 89 mm | 0.9 m | 108 – 149mm | 2 7/8 Reg | 8,200 daN | 13,700 daN | 100,500 daN | 4,750 Nm | 2,980 Nm |
| 121 – 127 mm | 1.5 m | 149 – 200mm | 3 1/2 Reg | 23,700 daN | 23,300 daN | 229,100 daN | 13,560 Nm | 6,140 Nm |
| 165 mm | 1.7 m | 200 – 251mm | 4 1/2 Reg | 40,100 daN | 22,500 daN | 346,900 daN | 40,680 Nm | 16,270 Nm |
| 203 mm | 2.1 m | 245 – 311mm | 6 5/8 Reg | 46,700 daN | 77,800 daN | 496,400 daN | 54,240 Nm | 47,460 Nm |
| 241 mm | 2.8 m | 311 – 445mm | 6 5/8 Reg | 84,500 daN | 60,800 daN | 537,700 daN | 81,360 Nm | 54,240 Nm |