Load data for 6.5-300 Weatherby Mag. + 140gr Swift A-Frame
Based on Wildcat, the max. allowed case length is 2.825 in / 71.76 mm, the max. cartridge length is 3.600 in / 91.44 mm, and the max. allowed pressure is 64,977 PSI / 4,480 bar.
Based on Wildcat, the max. allowed case length is 2.825 in / 71.76 mm, the max. cartridge length is 3.600 in / 91.44 mm, and the max. allowed pressure is 64,977 PSI / 4,480 bar.
Load Specifications
ImperialMetric
Bullet:.264 | 140gr | A-Frame
Cartridge:6.5-300 Weatherby Mag. load data
Case Length (L3):2.825" | 71.8 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.480" | 12.2 mm
Case Capacity:99.5 gow | 6.45 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (Wildcat):64,977 psi | 4,480 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:10.0
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Community Loads for 6.5-300 Weatherby Mag. + 140gr Swift A-Frame
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) |
|---|---|---|---|---|---|
| 73.8 gr | 3.590" | 24.0" | 3012 fps | ••• | |
| 79.5 gr | 3.590" | 24.0" | 2910 fps | ••• | |
| 85.0 gr | 3.590" | 24.0" | 3131 fps | ••• | |
| ••• | 3.590" | 24.0" | 2996 fps | ••• | |
| ••• | 3.590" | 24.0" | 3166 fps | ••• | |
| ••• | 3.590" | 24.0" | 2797 fps | ••• | |
| ••• | 3.590" | 24.0" | 2971 fps | ••• | |
| ••• | 3.590" | 24.0" | 2932 fps | ••• | |
| ••• | 3.590" | 24.0" | 2911 fps | ••• | |
| ••• | 3.590" | 24.0" | 3059 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.