Load data for .270 Weath. Mag. + 130gr Sierra Pro-Hunter
Based on C.I.P., the max. allowed case length is 2.549 in / 64.74 mm, the max. cartridge length is 3.295 in / 83.69 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 3.295 in / 83.69 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Load Specifications
ImperialMetric
Bullet:.277 | 130gr | Pro-Hunter
Cartridge:.270 Weath. Mag. load data
Case Length (L3):2.549" | 64.7 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.373" | 9.5 mm
Case Capacity:82 gow | 5.31 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.):63,817 psi | 4,400 bar
Barrel Length:26.0" | 660 mm
Min. Twist Rate:1:13.0
Get PRO license to unlock all data and calculators
Community Loads for .270 Weath. Mag. + 130gr 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) |
|---|---|---|---|---|---|
| 62.8 gr | 3.295" | 24.0" | 2832 fps | ••• | |
| 63.7 gr | 3.295" | 24.0" | 2870 fps | ••• | |
| 64.7 gr | 3.295" | 24.0" | 2908 fps | ••• | |
| ••• | 3.295" | 24.0" | 2948 fps | ••• | |
| ••• | 3.295" | 24.0" | 3003 fps | ••• | |
| ••• | 3.295" | 24.0" | 3033 fps | ••• | |
| ••• | 3.295" | 24.0" | 3066 fps | ••• | |
| ••• | 3.295" | 24.0" | 3100 fps | ••• | |
| ••• | 3.295" | 24.0" | 2932 fps | ••• | |
| ••• | 3.295" | 24.0" | 2964 fps | ••• | |
| ••• | 3.295" | 24.0" | 2993 fps | ••• | |
| ••• | 3.295" | 24.0" | 3029 fps | ••• | |
| ••• | 3.295" | 24.0" | 2834 fps | ••• | |
| ••• | 3.295" | 24.0" | 2880 fps | ••• | |
| ••• | 3.295" | 24.0" | 2922 fps | ••• | |
| ••• | 3.295" | 24.0" | 2968 fps | ••• | |
| ••• | 3.295" | 24.0" | 2760 fps | ••• | |
| ••• | 3.295" | 24.0" | 2823 fps | ••• | |
| ••• | 3.295" | 24.0" | 2876 fps | ••• | |
| ••• | 3.295" | 24.0" | 2929 fps | ••• | |
| ••• | 3.295" | 24.0" | 2875 fps | ••• | |
| ••• | 3.295" | 24.0" | 2921 fps | ••• | |
| ••• | 3.295" | 24.0" | 2970 fps | ••• | |
| ••• | 3.295" | 24.0" | 2991 fps | ••• | |
| ••• | 3.295" | 24.0" | 3037 fps | ••• | |
| ••• | 3.295" | 24.0" | 3084 fps | ••• | |
| ••• | 3.295" | 24.0" | 3132 fps | ••• | |
| ••• | 3.295" | 24.0" | 2809 fps | ••• | |
| ••• | 3.295" | 24.0" | 2856 fps | ••• | |
| ••• | 3.295" | 24.0" | 2901 fps | ••• | |
| ••• | 3.295" | 24.0" | 2944 fps | ••• | |
| ••• | 3.295" | 24.0" | 2898 fps | ••• | |
| ••• | 3.295" | 24.0" | 2940 fps | ••• | |
| ••• | 3.295" | 24.0" | 2979 fps | ••• | |
| ••• | 3.295" | 24.0" | 3023 fps | ••• | |
| ••• | 3.295" | 24.0" | 2909 fps | ••• | |
| ••• | 3.295" | 24.0" | 2946 fps | ••• | |
| ••• | 3.295" | 24.0" | 2979 fps | ••• | |
| ••• | 3.295" | 24.0" | 3012 fps | ••• | |
| ••• | 3.295" | 24.0" | 2828 fps | ••• | |
| ••• | 3.295" | 24.0" | 2862 fps | ••• | |
| ••• | 3.295" | 24.0" | 2901 fps | ••• | |
| ••• | 3.295" | 24.0" | 2947 fps | ••• | |
| ••• | 3.295" | 24.0" | 2920 fps | ••• | |
| ••• | 3.295" | 24.0" | 2956 fps | ••• | |
| ••• | 3.295" | 24.0" | 2987 fps | ••• | |
| ••• | 3.295" | 24.0" | 2900 fps | ••• | |
| ••• | 3.295" | 24.0" | 2941 fps | ••• | |
| ••• | 3.295" | 24.0" | 2986 fps | ••• | |
| ••• | 3.295" | 24.0" | 3026 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.