Load data for .30-40 Krag + 200gr Sierra GameKing
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
Bullet:.308 | 200gr | GameKing
Cartridge:.30-40 Krag load data
Case Length (L3):2.314" | 58.8 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.624" | 15.8 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:1:12.0
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Community Loads for .30-40 Krag + 200gr Sierra GameKing
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) |
|---|---|---|---|---|---|
| 39.5 gr | 3.089" | 22.0" | 2136 fps | ••• | |
| 37.0 gr | 3.090" | 24.0" | 1947 fps | ••• | |
| 40.0 gr | 3.090" | 24.0" | 2111 fps | ••• | |
| ••• | 3.090" | 24.0" | 2109 fps | ••• | |
| ••• | 3.090" | 24.0" | 2332 fps | ••• | |
| ••• | 3.089" | 22.0" | 2209 fps | ••• | |
| ••• | 3.089" | 22.0" | 2139 fps | ••• | |
| ••• | 3.089" | 22.0" | 2245 fps | ••• | |
| ••• | 3.089" | 22.0" | 2199 fps | ••• | |
| ••• | 3.089" | 22.0" | 2297 fps | ••• | |
| ••• | 3.090" | 24.0" | 1984 fps | ••• | |
| ••• | 3.090" | 24.0" | 2178 fps | ••• | |
| ••• | 3.090" | 24.0" | 2092 fps | ••• | |
| ••• | 3.090" | 24.0" | 2277 fps | ••• | |
| ••• | 3.089" | 22.0" | 2095 fps | ••• | |
| ••• | 3.089" | 22.0" | 2100 fps | ••• | |
| ••• | 3.089" | 22.0" | 2198 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.