Load data for 7 x 57 + 120gr Sierra Pro-Hunter
Based on C.I.P., the max. allowed case length is 2.244 in / 57.00 mm, the max. cartridge length is 3.071 in / 78.00 mm, and the max. allowed pressure is 56,565 PSI / 3,900 bar.
Based on C.I.P., the max. allowed case length is 2.244 in / 57.00 mm, the max. cartridge length is 3.071 in / 78.00 mm, and the max. allowed pressure is 56,565 PSI / 3,900 bar.
Load Specifications
ImperialMetric
Bullet:.284 | 120gr | Pro-Hunter
Cartridge:7 x 57 load data
Case Length (L3):2.244" | 57.0 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.284" | 7.2 mm
Case Capacity:61 gow | 3.95 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):56,565 psi | 3,900 bar
Barrel Length:23.6" | 600 mm
Min. Twist Rate:1:16.0
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Community Loads for 7 x 57 + 120gr 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) |
|---|---|---|---|---|---|
| 44.7 gr | 3.071" | 26.0" | 2547 fps | ••• | |
| 46.4 gr | 3.071" | 26.0" | 2644 fps | ••• | |
| 48.1 gr | 3.071" | 26.0" | 2739 fps | ••• | |
| ••• | 3.071" | 26.0" | 2783 fps | ••• | |
| ••• | 3.071" | 26.0" | 2833 fps | ••• | |
| ••• | 3.071" | 26.0" | 2763 fps | ••• | |
| ••• | 3.071" | 26.0" | 2842 fps | ••• | |
| ••• | 3.071" | 26.0" | 2662 fps | ••• | |
| ••• | 3.071" | 26.0" | 2752 fps | ••• | |
| ••• | 3.071" | 26.0" | 2844 fps | ••• | |
| ••• | 3.071" | 26.0" | 2892 fps | ••• | |
| ••• | 3.071" | 26.0" | 2935 fps | ••• | |
| ••• | 3.071" | 26.0" | 2761 fps | ••• | |
| ••• | 3.071" | 26.0" | 2798 fps | ••• | |
| ••• | 3.071" | 26.0" | 2507 fps | ••• | |
| ••• | 3.071" | 26.0" | 2585 fps | ••• | |
| ••• | 3.071" | 26.0" | 2664 fps | ••• | |
| ••• | 3.071" | 26.0" | 2742 fps | ••• | |
| ••• | 3.071" | 26.0" | 2590 fps | ••• | |
| ••• | 3.071" | 26.0" | 2681 fps | ••• | |
| ••• | 3.071" | 26.0" | 2771 fps | ••• | |
| ••• | 3.071" | 26.0" | 2791 fps | ••• | |
| ••• | 3.071" | 26.0" | 2829 fps | ••• | |
| ••• | 3.071" | 26.0" | 2762 fps | ••• | |
| ••• | 3.071" | 26.0" | 2805 fps | ••• | |
| ••• | 3.071" | 26.0" | 2848 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.