Load data for .357 SIG + 125gr Sierra Sig V-Crown
The most recommended powders for this combination are Vihtavuori 3N37 and Vihtavuori N340.
Based on C.I.P., the max. allowed case length is 0.865 in / 21.97 mm, the max. cartridge length is 1.140 in / 28.96 mm, and the max. allowed pressure is 44,237 PSI / 3,050 bar.
Based on C.I.P., the max. allowed case length is 0.865 in / 21.97 mm, the max. cartridge length is 1.140 in / 28.96 mm, and the max. allowed pressure is 44,237 PSI / 3,050 bar.
Load Specifications
ImperialMetric
Bullet:.355 | 125gr | Sig V-Crown
Cartridge:.357 SIG load data
Case Length (L3):0.860" | 21.8 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.290" | 7.4 mm
Case Capacity:19.5 gow | 1.26 cm³
Primer Size:Small Pistol (SP)
Max. Pressure (C.I.P.):44,237 psi | 3,050 bar
Barrel Length:4.5" | 114 mm
Min. Twist Rate:Stabilizes in any common twist
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Community Loads for .357 SIG + 125gr Sierra Sig V-Crown
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) |
|---|---|---|---|---|---|
| 6.8 gr | 1.140" | 4.0" | 1282 fps | ••• | |
| 7.1 gr | 1.140" | 4.0" | 1099 fps | ••• | |
| 8.3 gr | 1.140" | 4.0" | 1256 fps | ••• | |
| ••• | 1.140" | 5.3" | 1417 fps | ••• | |
| ••• | 1.140" | 5.3" | 1447 fps | ••• | |
| ••• | 1.140" | 3.6" | 1381 fps | ••• | |
| ••• | 1.140" | 4.0" | 1036 fps | ••• | |
| ••• | 1.140" | 4.0" | 1106 fps | ••• | |
| ••• | 1.140" | 4.0" | 1000 fps | ••• | |
| ••• | 1.140" | 4.0" | 1098 fps | ••• | |
| ••• | 1.140" | 4.0" | 1260 fps | ••• | |
| ••• | 1.138" | 4.5" | 1352 fps | ••• | |
| ••• | 1.140" | 5.3" | 1457 fps | ••• | |
| ••• | 1.140" | 5.3" | 1467 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.