Load data for .308 Norma Mag. + 150gr Sierra SBT GameKing
Based on C.I.P., the max. allowed case length is 2.559 in / 65.00 mm, the max. cartridge length is 3.346 in / 85.00 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Based on C.I.P., the max. allowed case length is 2.559 in / 65.00 mm, the max. cartridge length is 3.346 in / 85.00 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Load Specifications
ImperialMetric
Bullet:.308 | 150gr | SBT GameKing
Cartridge:.308 Norma Mag. load data
Case Length (L3):2.559" | 65.0 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.458" | 11.6 mm
Case Capacity:86.5 gow | 5.61 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.):63,817 psi | 4,400 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:14.5
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Community Loads for .308 Norma Mag. + 150gr 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) |
|---|---|---|---|---|---|
| 65.0 gr | 3.346" | 24.0" | 2971 fps | ••• | |
| 67.1 gr | 3.346" | 24.0" | 3051 fps | ••• | |
| 69.1 gr | 3.346" | 24.0" | 3128 fps | ••• | |
| ••• | 3.346" | 24.0" | 2867 fps | ••• | |
| ••• | 3.346" | 24.0" | 2982 fps | ••• | |
| ••• | 3.346" | 24.0" | 3100 fps | ••• | |
| ••• | 3.346" | 24.0" | 3215 fps | ••• | |
| ••• | 3.346" | 24.0" | 2885 fps | ••• | |
| ••• | 3.346" | 24.0" | 2946 fps | ••• | |
| ••• | 3.346" | 24.0" | 3011 fps | ••• | |
| ••• | 3.346" | 24.0" | 3068 fps | ••• | |
| ••• | 3.346" | 24.0" | 2865 fps | ••• | |
| ••• | 3.346" | 24.0" | 2939 fps | ••• | |
| ••• | 3.346" | 24.0" | 3007 fps | ••• | |
| ••• | 3.346" | 24.0" | 3079 fps | ••• | |
| ••• | 3.346" | 24.0" | 3146 fps | ••• | |
| ••• | 3.346" | 24.0" | 3006 fps | ••• | |
| ••• | 3.346" | 24.0" | 3082 fps | ••• | |
| ••• | 3.346" | 24.0" | 3153 fps | ••• | |
| ••• | 3.346" | 24.0" | 3229 fps | ••• | |
| ••• | 3.346" | 24.0" | 2876 fps | ••• | |
| ••• | 3.346" | 24.0" | 2946 fps | ••• | |
| ••• | 3.346" | 24.0" | 3015 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.