SK419 Series Kelly bar
419-3 Series Kelly bar
| Kelly bar type | A （mm) |
B （mm) |
D （mm) |
C （mm) |
C1 （mm) |
Theoretical weight | Rated torque | Rated pressure |
| (kg) | (kNm) | (kN) | ||||||
| JS419-3×10 | 11170 | 11340 | 10050 | 28695 | 28295 | 6500 | 360 | 250 |
| JS419-3×14.5 | 15670 | 15840 | 14550 | 42195 | 41795 | 9000 | 360 | 250 |
| MZ419-3X12 | 13170 | 13340 | 12050 | 34795 | / | 6300 | 360 | / |
| MZ419-3X13 | 14170 | 14340 | 13050 | 37795 | / | 8800 | 360 | / |
419-4 Series Kelly bar
| Kelly bar type | A （mm) |
B （mm) |
D （mm) |
C （mm) |
C1 （mm) |
Theoretical weight | Rated torque | Rated pressure |
| (kg) | (kNm) | (kN) | ||||||
| JS419-4×13.5 | 14750 | 14920 | 13550 | 50960 | 50460 | 9300 | 300 | 210 |
| JS419-4×18 | 19250 | 19420 | 18050 | 68960 | 68460 | 12100 | 300 | 210 |
| MZ419-4X14 | 15250 | 15420 | 14050 | 53080 | / | 9100 | 300 | / |
| MZ419-4X15 | 16250 | 16420 | 15050 | 57080 | / | 11900 | 300 | / |
419-5 Series Kelly bar
| Kelly bar type | A （mm) |
B （mm) |
D （mm) |
C （mm) |
C1 （mm) |
Theoretical weight | Rated torque | Rated pressure |
| (kg) | (kNm) | (kN) | ||||||
| MZ419-5X13.5 | 14760 | 14930 | 13550 | 64430 | / | 9500 | 180 | / |
| MZ419-5X15.5 | 16760 | 16930 | 15550 | 74430 | / | 10700 | 180 | / |
※Other lengths and other drive stub dimensions on request; Weight tolerance ±5%.
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