Load data for 7 mm Weath. Mag. + 140gr Sierra SBT GameKing
Based on C.I.P., the max. allowed case length is 2.549 in / 64.74 mm, the max. cartridge length is 3.360 in / 85.34 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Based on C.I.P., the max. allowed case length is 2.549 in / 64.74 mm, the max. cartridge length is 3.360 in / 85.34 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Load Specifications
ImperialMetric
Bullet:.284 | 140gr | SBT GameKing
Cartridge:7 mm Weath. Mag. load data
Case Length (L3):2.549" | 64.7 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.424" | 10.8 mm
Case Capacity:87 gow | 5.64 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.):63,817 psi | 4,400 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:12.0
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Community Loads for 7 mm Weath. Mag. + 140gr Sierra SBT 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) |
|---|---|---|---|---|---|
| 61.7 gr | 3.360" | 26.0" | 2677 fps | ••• | |
| 63.7 gr | 3.360" | 26.0" | 2757 fps | ••• | |
| 65.7 gr | 3.360" | 26.0" | 2837 fps | ••• | |
| ••• | 3.360" | 26.0" | 2918 fps | ••• | |
| ••• | 3.360" | 26.0" | 2965 fps | ••• | |
| ••• | 3.360" | 26.0" | 3043 fps | ••• | |
| ••• | 3.360" | 26.0" | 3124 fps | ••• | |
| ••• | 3.360" | 26.0" | 2760 fps | ••• | |
| ••• | 3.360" | 26.0" | 2863 fps | ••• | |
| ••• | 3.360" | 26.0" | 2969 fps | ••• | |
| ••• | 3.360" | 26.0" | 3071 fps | ••• | |
| ••• | 3.360" | 26.0" | 2766 fps | ••• | |
| ••• | 3.360" | 26.0" | 2852 fps | ••• | |
| ••• | 3.360" | 26.0" | 2937 fps | ••• | |
| ••• | 3.360" | 26.0" | 3018 fps | ••• | |
| ••• | 3.360" | 26.0" | 3102 fps | ••• | |
| ••• | 3.360" | 26.0" | 2734 fps | ••• | |
| ••• | 3.360" | 26.0" | 2818 fps | ••• | |
| ••• | 3.360" | 26.0" | 2905 fps | ••• | |
| ••• | 3.360" | 26.0" | 2692 fps | ••• | |
| ••• | 3.360" | 26.0" | 2787 fps | ••• | |
| ••• | 3.360" | 26.0" | 2886 fps | ••• | |
| ••• | 3.360" | 26.0" | 2980 fps | ••• | |
| ••• | 3.360" | 26.0" | 3073 fps | ••• | |
| ••• | 3.360" | 26.0" | 2658 fps | ••• | |
| ••• | 3.360" | 26.0" | 2775 fps | ••• | |
| ••• | 3.360" | 26.0" | 2890 fps | ••• | |
| ••• | 3.360" | 26.0" | 3007 fps | ••• | |
| ••• | 3.360" | 26.0" | 3119 fps | ••• | |
| ••• | 3.360" | 26.0" | 2793 fps | ••• | |
| ••• | 3.360" | 26.0" | 2890 fps | ••• | |
| ••• | 3.360" | 26.0" | 2989 fps | ••• | |
| ••• | 3.360" | 26.0" | 3115 fps | ••• | |
| ••• | 3.360" | 26.0" | 2867 fps | ••• | |
| ••• | 3.360" | 26.0" | 2957 fps | ••• | |
| ••• | 3.360" | 26.0" | 3048 fps | ••• | |
| ••• | 3.360" | 26.0" | 2895 fps | ••• | |
| ••• | 3.360" | 26.0" | 2975 fps | ••• | |
| ••• | 3.360" | 26.0" | 3057 fps | ••• | |
| ••• | 3.360" | 26.0" | 3133 fps | ••• | |
| ••• | 3.360" | 26.0" | 2658 fps | ••• | |
| ••• | 3.360" | 26.0" | 2748 fps | ••• | |
| ••• | 3.360" | 26.0" | 2829 fps | ••• | |
| ••• | 3.360" | 26.0" | 2859 fps | ••• | |
| ••• | 3.360" | 26.0" | 2905 fps | ••• | |
| ••• | 3.360" | 26.0" | 2958 fps | ••• | |
| ••• | 3.360" | 26.0" | 2980 fps | ••• | |
| ••• | 3.360" | 26.0" | 3058 fps | ••• | |
| ••• | 3.360" | 26.0" | 3056 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.