Load data for .300 Weath. Mag. + 155gr Barnes Match Burner BT
Based on C.I.P., the max. allowed case length is 2.825 in / 71.75 mm, the max. cartridge length is 3.560 in / 90.42 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Based on C.I.P., the max. allowed case length is 2.825 in / 71.75 mm, the max. cartridge length is 3.560 in / 90.42 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Load Specifications
ImperialMetric
Cartridge:.300 Weath. Mag. load data
Case Length (L3):2.824" | 71.7 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.480" | 12.2 mm
Case Capacity:98.9 gow | 6.41 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:1:12.0
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Community Loads for .300 Weath. Mag. + 155gr Barnes Match Burner BT
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) |
|---|---|---|---|---|---|
| 88.0 gr | 3.600" | 24.0" | 3226 fps | ••• | |
| 82.0 gr | 3.600" | 24.0" | 3197 fps | ••• | |
| 83.0 gr | 3.600" | 24.0" | 3141 fps | ••• | |
| ••• | 3.600" | 24.0" | 3174 fps | ••• | |
| ••• | 3.600" | 24.0" | 3073 fps | ••• | |
| ••• | 3.600" | 24.0" | 3137 fps | ••• | |
| ••• | 3.600" | 24.0" | 3184 fps | ••• | |
| ••• | 3.600" | 24.0" | 3093 fps | ••• | |
| ••• | 3.600" | 24.0" | 2986 fps | ••• | |
| ••• | 3.600" | 24.0" | 3234 fps | ••• | |
| ••• | 3.600" | 24.0" | 3065 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.