Load data for .300 AAC Blackout + 150gr Sierra GameKing
Based on C.I.P., the max. allowed case length is 1.368 in / 34.75 mm, the max. cartridge length is 2.260 in / 57.40 mm, and the max. allowed pressure is 50,763 PSI / 3,500 bar.
Based on C.I.P., the max. allowed case length is 1.368 in / 34.75 mm, the max. cartridge length is 2.260 in / 57.40 mm, and the max. allowed pressure is 50,763 PSI / 3,500 bar.
Load Specifications
ImperialMetric
Bullet:.308 | 150gr | GameKing
Cartridge:.300 AAC Blackout load data
Case Length (L3):1.367" | 34.7 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.337" | 8.6 mm
Case Capacity:25.1 gow | 1.63 cm³
Primer Size:Small Rifle (SR)
Max. Pressure (C.I.P.):50,763 psi | 3,500 bar
Barrel Length:16.0" | 406 mm
Min. Twist Rate:1:14.5
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Community Loads for .300 AAC Blackout + 150gr Sierra GameKing
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) |
|---|---|---|---|---|---|
| 16.6 gr | 2.260" | 16.0" | 1543 fps | ••• | |
| 17.6 gr | 2.260" | 16.0" | 1628 fps | ••• | |
| 18.7 gr | 2.260" | 16.0" | 1725 fps | ••• | |
| ••• | 2.140" | 16.0" | 1874 fps | ••• | |
| ••• | 2.260" | 16.0" | 1822 fps | ••• | |
| ••• | 2.140" | 16.0" | 1822 fps | ••• | |
| ••• | 2.260" | 16.0" | 1561 fps | ••• | |
| ••• | 2.260" | 16.0" | 1651 fps | ••• | |
| ••• | 2.260" | 16.0" | 1750 fps | ••• | |
| ••• | 2.260" | 16.0" | 1681 fps | ••• | |
| ••• | 2.260" | 16.0" | 1773 fps | ••• | |
| ••• | 2.260" | 16.0" | 1866 fps | ••• | |
| ••• | 2.260" | 16.0" | 1522 fps | ••• | |
| ••• | 2.260" | 16.0" | 1600 fps | ••• | |
| ••• | 2.260" | 16.0" | 1690 fps | ••• | |
| ••• | 2.260" | 16.0" | 1464 fps | ••• | |
| ••• | 2.260" | 16.0" | 1547 fps | ••• | |
| ••• | 2.260" | 16.0" | 1639 fps | ••• | |
| ••• | 2.260" | 16.0" | 1732 fps | ••• | |
| ••• | 2.260" | 16.0" | 1640 fps | ••• | |
| ••• | 2.260" | 16.0" | 1742 fps | ••• | |
| ••• | 2.260" | 16.0" | 1845 fps | ••• | |
| ••• | 2.140" | 16.0" | 1899 fps | ••• | |
| ••• | 2.260" | 16.0" | 1771 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.