Load data for .300 Win. Mag. + 150gr Sierra Pro-Hunter
Based on C.I.P., the max. allowed case length is 2.620 in / 66.55 mm, the max. cartridge length is 3.340 in / 84.84 mm, and the max. allowed pressure is 62,366 PSI / 4,300 bar.
Based on C.I.P., the max. allowed case length is 2.620 in / 66.55 mm, the max. cartridge length is 3.340 in / 84.84 mm, and the max. allowed pressure is 62,366 PSI / 4,300 bar.
Load Specifications
ImperialMetric
Bullet:.308 | 150gr | Pro-Hunter
Cartridge:.300 Win. Mag. load data
Case Length (L3):2.620" | 66.5 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.347" | 8.8 mm
Case Capacity:90.5 gow | 5.86 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.):62,366 psi | 4,300 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:15.5
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Community Loads for .300 Win. Mag. + 150gr Sierra 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) |
|---|---|---|---|---|---|
| 63.6 gr | 3.340" | 24.0" | 3007 fps | ••• | |
| 65.6 gr | 3.340" | 24.0" | 3082 fps | ••• | |
| 66.0 gr | 3.340" | 24.0" | 2949 fps | ••• | |
| ••• | 3.340" | 24.0" | 3028 fps | ••• | |
| ••• | 3.340" | 24.0" | 3108 fps | ••• | |
| ••• | 3.340" | 24.0" | 2928 fps | ••• | |
| ••• | 3.340" | 24.0" | 3006 fps | ••• | |
| ••• | 3.340" | 24.0" | 2807 fps | ••• | |
| ••• | 3.340" | 24.0" | 2874 fps | ••• | |
| ••• | 3.340" | 24.0" | 2948 fps | ••• | |
| ••• | 3.340" | 24.0" | 2856 fps | ••• | |
| ••• | 3.340" | 24.0" | 2889 fps | ••• | |
| ••• | 3.340" | 24.0" | 2952 fps | ••• | |
| ••• | 3.340" | 24.0" | 2942 fps | ••• | |
| ••• | 3.340" | 24.0" | 3028 fps | ••• | |
| ••• | 3.340" | 24.0" | 2830 fps | ••• | |
| ••• | 3.340" | 24.0" | 2917 fps | ••• | |
| ••• | 3.340" | 24.0" | 3067 fps | ••• | |
| ••• | 3.340" | 24.0" | 2785 fps | ••• | |
| ••• | 3.340" | 24.0" | 2860 fps | ••• | |
| ••• | 3.340" | 24.0" | 2833 fps | ••• | |
| ••• | 3.340" | 24.0" | 2944 fps | ••• | |
| ••• | 3.340" | 24.0" | 2905 fps | ••• | |
| ••• | 3.340" | 24.0" | 2980 fps | ••• | |
| ••• | 3.340" | 24.0" | 2793 fps | ••• | |
| ••• | 3.340" | 24.0" | 2869 fps | ••• | |
| ••• | 3.340" | 24.0" | 2881 fps | ••• | |
| ••• | 3.340" | 24.0" | 2951 fps | ••• | |
| ••• | 3.340" | 24.0" | 2944 fps | ••• | |
| ••• | 3.340" | 24.0" | 3015 fps | ••• | |
| ••• | 3.340" | 24.0" | 2974 fps | ••• | |
| ••• | 3.340" | 24.0" | 3089 fps | ••• | |
| ••• | 3.340" | 24.0" | 3168 fps | ••• | |
| ••• | 3.340" | 24.0" | 3042 fps | ••• | |
| ••• | 3.340" | 24.0" | 2759 fps | ••• | |
| ••• | 3.340" | 24.0" | 2847 fps | ••• | |
| ••• | 3.340" | 24.0" | 2912 fps | ••• | |
| ••• | 3.340" | 24.0" | 2800 fps | ••• | |
| ••• | 3.340" | 24.0" | 2880 fps | ••• | |
| ••• | 3.340" | 24.0" | 2967 fps | ••• | |
| ••• | 3.340" | 24.0" | 3054 fps | ••• | |
| ••• | 3.340" | 24.0" | 2829 fps | ••• | |
| ••• | 3.340" | 24.0" | 2816 fps | ••• | |
| ••• | 3.340" | 24.0" | 2902 fps | ••• | |
| ••• | 3.340" | 24.0" | 2995 fps | ••• | |
| ••• | 3.340" | 24.0" | 2799 fps | ••• | |
| ••• | 3.340" | 24.0" | 2865 fps | ••• | |
| ••• | 3.340" | 24.0" | 2936 fps | ••• | |
| ••• | 3.340" | 24.0" | 2864 fps | ••• | |
| ••• | 3.340" | 24.0" | 2872 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.