Load data for 6.5-300 Weatherby Mag. + 139gr Lapua Scenar
302 suitable loads across 54 powder(s) for cartridge 6.5-300 Weatherby Mag. with 139gr Lapua Scenar bullet.
The most recommended powders for this combination are ADI AR 2218, Hodgdon Retumbo and ReloadSwiss RS 76.
Based on Wildcat, the max. allowed case length is 2.825 in / 71.76 mm, the max. cartridge length is 3.600 in / 91.44 mm, and the max. allowed pressure is 64,977 PSI / 4,480 bar.
Based on Wildcat, the max. allowed case length is 2.825 in / 71.76 mm, the max. cartridge length is 3.600 in / 91.44 mm, and the max. allowed pressure is 64,977 PSI / 4,480 bar.
Load Specifications
ImperialMetric
Bullet:.264 | 139gr | Scenar
Cartridge:6.5-300 Weatherby Mag. load data
Case Length (L3):2.825" | 71.8 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.704" | 17.9 mm
Case Capacity:99.5 gow | 6.45 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (Wildcat):64,977 psi | 4,480 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:8.5
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