Load data for .300 WSM + 155gr Nosler Custom Competition
The most recommended powders for this combination are IMR 4064.
Based on C.I.P., the max. allowed case length is 2.100 in / 53.34 mm, the max. cartridge length is 2.860 in / 72.64 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Based on C.I.P., the max. allowed case length is 2.100 in / 53.34 mm, the max. cartridge length is 2.860 in / 72.64 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Load Specifications
ImperialMetric
Cartridge:.300 WSM load data
Case Length (L3):2.090" | 53.1 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.405" | 10.3 mm
Case Capacity:81.3 gow | 5.27 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.):63,817 psi | 4,400 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:14.5
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Community Loads for .300 WSM + 155gr Nosler Custom Competition
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) |
|---|---|---|---|---|---|
| 57.5 gr | 2.830" | 26.0" | 2945 fps | ••• | |
| 59.5 gr | 2.830" | 26.0" | 3027 fps | ••• | |
| 61.5 gr | 2.830" | 26.0" | 3106 fps | ••• | |
| ••• | 2.830" | 26.0" | 2896 fps | ••• | |
| ••• | 2.830" | 26.0" | 2981 fps | ••• | |
| ••• | 2.830" | 26.0" | 3065 fps | ••• | |
| ••• | 2.830" | 26.0" | 2928 fps | ••• | |
| ••• | 2.830" | 26.0" | 3014 fps | ••• | |
| ••• | 2.830" | 26.0" | 3100 fps | ••• | |
| ••• | 2.830" | 26.0" | 2936 fps | ••• | |
| ••• | 2.830" | 26.0" | 3015 fps | ••• | |
| ••• | 2.830" | 26.0" | 3092 fps | ••• | |
| ••• | 2.830" | 26.0" | 2913 fps | ••• | |
| ••• | 2.830" | 26.0" | 2993 fps | ••• | |
| ••• | 2.830" | 26.0" | 3072 fps | ••• | |
| ••• | 2.830" | 26.0" | 2912 fps | ••• | |
| ••• | 2.830" | 26.0" | 2994 fps | ••• | |
| ••• | 2.830" | 26.0" | 3077 fps | ••• | |
| ••• | 2.830" | 26.0" | 2988 fps | ••• | |
| ••• | 2.830" | 26.0" | 3069 fps | ••• | |
| ••• | 2.830" | 26.0" | 3149 fps | ••• | |
| ••• | 2.830" | 26.0" | 2951 fps | ••• | |
| ••• | 2.830" | 26.0" | 3036 fps | ••• | |
| ••• | 2.830" | 26.0" | 3121 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.