Load data for .300 Win. Mag. + 180gr Barnes TTSX BT
The most recommended powders for this combination are Hodgdon H4350, Vihtavuori N565 and ReloadSwiss RS 60.
Based on C.I.P., the max. allowed case length is 2.620 in / 66.55 mm, the max. cartridge length is 3.340 in / 84.84 mm, and the max. allowed pressure is 62,366 PSI / 4,300 bar.
Based on C.I.P., the max. allowed case length is 2.620 in / 66.55 mm, the max. cartridge length is 3.340 in / 84.84 mm, and the max. allowed pressure is 62,366 PSI / 4,300 bar.
Load Specifications
ImperialMetric
Bullet:.308 | 180gr | TTSX BT
Cartridge:.300 Win. Mag. load data
Case Length (L3):2.620" | 66.5 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.659" | 16.7 mm
Case Capacity:90.5 gow | 5.86 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.):62,366 psi | 4,300 bar
Barrel Length:24.0" | 610 mm
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Community Loads for .300 Win. Mag. + 180gr Barnes TTSX 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) |
|---|---|---|---|---|---|
| 67.7 gr | 3.340" | 24.0" | 2964 fps | ••• | |
| 68.1 gr | 3.340" | 24.0" | 2766 fps | ••• | |
| 72.7 gr | 3.340" | 24.0" | 2855 fps | ••• | |
| ••• | 3.340" | 24.0" | 2859 fps | ••• | |
| ••• | 3.340" | 24.0" | 3044 fps | ••• | |
| ••• | 3.340" | 20.0" | 2782 fps | ••• | |
| ••• | 3.340" | 24.0" | 2682 fps | ••• | |
| ••• | 3.340" | 24.0" | 2672 fps | ••• | |
| ••• | 3.340" | 24.0" | 2864 fps | ••• | |
| ••• | 3.340" | 24.0" | 2691 fps | ••• | |
| ••• | 3.340" | 24.0" | 2721 fps | ••• | |
| ••• | 3.340" | 24.0" | 2689 fps | ••• | |
| ••• | 3.340" | 24.0" | 2959 fps | ••• | |
| ••• | 3.340" | 24.0" | 2712 fps | ••• | |
| ••• | 3.340" | 22.0" | 2913 fps | ••• | |
| ••• | 3.340" | 22.0" | 2949 fps | ••• | |
| ••• | 3.340" | 24.0" | 2766 fps | ••• | |
| ••• | 3.340" | 24.0" | 2989 fps | ••• | |
| ••• | 3.340" | 24.0" | 2681 fps | ••• | |
| ••• | 3.340" | 24.0" | 2941 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.