Load data for .308 Norma Mag. + 205gr Sierra GameKing
521 suitable loads across 83 powder(s) for cartridge .308 Norma Mag. with 205gr Sierra GameKing bullet.
The most recommended powders for this combination are Norma MRP, Vihtavuori N560 and Accurate MAGPRO.
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 | 205gr | GameKing
Cartridge:.308 Norma Mag. load data
Case Length (L3):2.559" | 65.0 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.597" | 15.2 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:1:13.0
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