Load data for 8.6 mm Blackout + 285gr Hornady BTHP
The most recommended powders for this combination are Vihtavuori N110 and Hodgdon H335.
Based on SAAMI, the max. allowed case length is 1.685 in / 42.80 mm, the max. cartridge length is 2.825 in / 71.75 mm, and the max. allowed pressure is 61,999 PSI / 4,275 bar.
Based on SAAMI, the max. allowed case length is 1.685 in / 42.80 mm, the max. cartridge length is 2.825 in / 71.75 mm, and the max. allowed pressure is 61,999 PSI / 4,275 bar.
Load Specifications
ImperialMetric
Bullet:.338 | 285gr | BTHP
Cartridge:8.6 mm Blackout load data
Case Length (L3):1.685" | 42.8 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.606" | 15.4 mm
Case Capacity:50 gow | 3.24 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (SAAMI):61,999 psi | 4,275 bar
Barrel Length:16.0" | 406 mm
Min. Twist Rate:1:11.5
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Community Loads for 8.6 mm Blackout + 285gr Hornady BTHP
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) |
|---|---|---|---|---|---|
| 32.0 gr | 2.810" | 16.1" | 1719 fps | ••• | |
| 34.0 gr | 2.825" | 12.0" | 1804 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.