Load data for 7 x 64 Brenneke + 140gr Sierra SBT GameKing
Based on C.I.P., the max. allowed case length is 2.520 in / 64.00 mm, the max. cartridge length is 3.307 in / 84.00 mm, and the max. allowed pressure is 60,191 PSI / 4,150 bar.
Based on C.I.P., the max. allowed case length is 2.520 in / 64.00 mm, the max. cartridge length is 3.307 in / 84.00 mm, and the max. allowed pressure is 60,191 PSI / 4,150 bar.
Load Specifications
ImperialMetric
Bullet:.284 | 140gr | SBT GameKing
Cartridge:7 x 64 Brenneke load data
Case Length (L3):2.519" | 64.0 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.419" | 10.6 mm
Case Capacity:66 gow | 4.28 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):60,191 psi | 4,150 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:12.0
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Community Loads for 7 x 64 Brenneke + 140gr Sierra SBT 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) |
|---|---|---|---|---|---|
| 49.1 gr | 3.260" | 25.6" | 2633 fps | ••• | |
| 57.1 gr | 3.260" | 25.6" | 3033 fps | ••• | |
| 49.8 gr | 3.260" | 25.6" | 2631 fps | ••• | |
| ••• | 3.260" | 25.6" | 3091 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.