Load data for 7 mm STW + 183gr Sierra MatchKing
Based on C.I.P., the max. allowed case length is 2.850 in / 72.39 mm, the max. cartridge length is 3.650 in / 92.71 mm, and the max. allowed pressure is 66,717 PSI / 4,600 bar.
Based on C.I.P., the max. allowed case length is 2.850 in / 72.39 mm, the max. cartridge length is 3.650 in / 92.71 mm, and the max. allowed pressure is 66,717 PSI / 4,600 bar.
Load Specifications
ImperialMetric
Bullet:.284 | 183gr | MatchKing
Cartridge:7 mm STW load data
Case Length (L3):2.850" | 72.4 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.764" | 19.4 mm
Case Capacity:97 gow | 6.29 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.):66,717 psi | 4,600 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:8.5
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Community Loads for 7 mm STW + 183gr Sierra MatchKing
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) |
|---|---|---|---|---|---|
| 64.0 gr | 3.650" | 24.0" | 2580 fps | ••• | |
| 66.9 gr | 3.650" | 24.0" | 2679 fps | ••• | |
| 62.0 gr | 3.650" | 24.0" | 2517 fps | ••• | |
| ••• | 3.650" | 24.0" | 2609 fps | ••• | |
| ••• | 3.650" | 24.0" | 2706 fps | ••• | |
| ••• | 3.650" | 24.0" | 2756 fps | ••• | |
| ••• | 3.650" | 24.0" | 2711 fps | ••• | |
| ••• | 3.650" | 24.0" | 2773 fps | ••• | |
| ••• | 3.650" | 24.0" | 2664 fps | ••• | |
| ••• | 3.650" | 24.0" | 2748 fps | ••• | |
| ••• | 3.650" | 24.0" | 2552 fps | ••• | |
| ••• | 3.650" | 24.0" | 2658 fps | ••• | |
| ••• | 3.650" | 24.0" | 2763 fps | ••• | |
| ••• | 3.650" | 24.0" | 2816 fps | ••• | |
| ••• | 3.650" | 24.0" | 2632 fps | ••• | |
| ••• | 3.650" | 24.0" | 2740 fps | ••• | |
| ••• | 3.650" | 24.0" | 2850 fps | ••• | |
| ••• | 3.650" | 24.0" | 2905 fps | ••• | |
| ••• | 3.650" | 24.0" | 2965 fps | ••• | |
| ••• | 3.650" | 24.0" | 2533 fps | ••• | |
| ••• | 3.650" | 24.0" | 2667 fps | ••• | |
| ••• | 3.650" | 24.0" | 2782 fps | ••• | |
| ••• | 3.650" | 24.0" | 2838 fps | ••• | |
| ••• | 3.650" | 24.0" | 2887 fps | ••• | |
| ••• | 3.650" | 24.0" | 2610 fps | ••• | |
| ••• | 3.650" | 24.0" | 2709 fps | ••• | |
| ••• | 3.650" | 24.0" | 2625 fps | ••• | |
| ••• | 3.650" | 24.0" | 2722 fps | ••• | |
| ••• | 3.650" | 24.0" | 2820 fps | ••• | |
| ••• | 3.650" | 24.0" | 2872 fps | ••• | |
| ••• | 3.650" | 24.0" | 2587 fps | ••• | |
| ••• | 3.650" | 24.0" | 2697 fps | ••• | |
| ••• | 3.650" | 24.0" | 2791 fps | ••• | |
| ••• | 3.650" | 24.0" | 2513 fps | ••• | |
| ••• | 3.650" | 24.0" | 2624 fps | ••• | |
| ••• | 3.650" | 24.0" | 2725 fps | ••• | |
| ••• | 3.650" | 24.0" | 2815 fps | ••• | |
| ••• | 3.650" | 24.0" | 2860 fps | ••• | |
| ••• | 3.650" | 24.0" | 2897 fps | ••• | |
| ••• | 3.650" | 24.0" | 2581 fps | ••• | |
| ••• | 3.650" | 24.0" | 2686 fps | ••• | |
| ••• | 3.650" | 24.0" | 2778 fps | ••• | |
| ••• | 3.650" | 24.0" | 2820 fps | ••• | |
| ••• | 3.650" | 24.0" | 2606 fps | ••• | |
| ••• | 3.650" | 24.0" | 2707 fps | ••• | |
| ••• | 3.650" | 24.0" | 2795 fps | ••• | |
| ••• | 3.650" | 24.0" | 2649 fps | ••• | |
| ••• | 3.650" | 24.0" | 2744 fps | ••• | |
| ••• | 3.650" | 24.0" | 2837 fps | ••• | |
| ••• | 3.650" | 24.0" | 2878 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.