Load data for 6.8 Western + 140gr Sierra GameKing
532 suitable loads across 90 powder(s) for cartridge 6.8 Western with 140gr Sierra GameKing bullet.
The most recommended powders for this combination are Alliant Reloder-26, Accurate High Country and Norma MRP.
Based on SAAMI, the max. allowed case length is 2.020 in / 51.31 mm, the max. cartridge length is 2.955 in / 75.06 mm, and the max. allowed pressure is 65,000 PSI / 4,482 bar.
Based on SAAMI, the max. allowed case length is 2.020 in / 51.31 mm, the max. cartridge length is 2.955 in / 75.06 mm, and the max. allowed pressure is 65,000 PSI / 4,482 bar.
Load Specifications
ImperialMetric
Bullet:.277 | 140gr | GameKing
Cartridge:6.8 Western load data
Case Length (L3):2.020" | 51.3 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.417" | 10.6 mm
Case Capacity:75.5 gow | 4.89 cm³
Primer Size:Large Rifle
Max. Pressure (SAAMI):65,000 psi | 4,482 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:11.5
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