Load data for .30-40 Krag + 125gr Sierra SPT Pro-Hunter
Based on C.I.P., the max. allowed case length is 2.314 in / 58.78 mm, the max. cartridge length is 3.089 in / 78.46 mm, and the max. allowed pressure is 47,137 PSI / 3,250 bar.
Based on C.I.P., the max. allowed case length is 2.314 in / 58.78 mm, the max. cartridge length is 3.089 in / 78.46 mm, and the max. allowed pressure is 47,137 PSI / 3,250 bar.
Load Specifications
ImperialMetric
Cartridge:.30-40 Krag load data
Case Length (L3):2.314" | 58.8 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.308" | 7.8 mm
Case Capacity:58 gow | 3.76 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):47,137 psi | 3,250 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:Stabilizes in any common twist
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Community Loads for .30-40 Krag + 125gr Sierra SPT Pro-Hunter
Real loads for this combination shared by our community. Charge weights are only fully visible with an active Pro licence.
| Powder | Charge (gr) | C.O.L. | Barrel Length | Velocity (fps) | Pressure (psi) |
|---|---|---|---|---|---|
| 44.8 gr | 3.089" | 22.0" | 2368 fps | ••• | |
| 46.7 gr | 3.089" | 22.0" | 2478 fps | ••• | |
| 48.6 gr | 3.089" | 22.0" | 2587 fps | ••• | |
| ••• | 3.089" | 22.0" | 2268 fps | ••• | |
| ••• | 3.089" | 22.0" | 2390 fps | ••• | |
| ••• | 3.089" | 22.0" | 2512 fps | ••• | |
| ••• | 3.089" | 22.0" | 2550 fps | ••• | |
| ••• | 3.089" | 22.0" | 2382 fps | ••• | |
| ••• | 3.089" | 22.0" | 2467 fps | ••• | |
| ••• | 3.089" | 22.0" | 2546 fps | ••• | |
| ••• | 3.089" | 22.0" | 2624 fps | ••• | |
| ••• | 3.089" | 22.0" | 2268 fps | ••• | |
| ••• | 3.089" | 22.0" | 2370 fps | ••• | |
| ••• | 3.089" | 22.0" | 2471 fps | ••• | |
| ••• | 3.089" | 22.0" | 2569 fps | ••• | |
| ••• | 3.089" | 22.0" | 2672 fps | ••• | |
| ••• | 3.089" | 22.0" | 2351 fps | ••• | |
| ••• | 3.089" | 22.0" | 2431 fps | ••• | |
| ••• | 3.089" | 22.0" | 2541 fps | ••• | |
| ••• | 3.089" | 22.0" | 2379 fps | ••• | |
| ••• | 3.089" | 22.0" | 2472 fps | ••• | |
| ••• | 3.089" | 22.0" | 2568 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.