Load data for .300 Lapua Mag. + 140gr Barnes MPG
542 suitable loads across 88 powder(s) for cartridge .300 Lapua Mag. with 140gr Barnes MPG bullet.
The most recommended powders for this combination are Alliant Reloder-26, Alliant Reloder-16 and ReloadSwiss RS 70.
Based on C.I.P., the max. allowed case length is 2.724 in / 69.20 mm, the max. cartridge length is 3.720 in / 94.50 mm, and the max. allowed pressure is 60,916 PSI / 4,200 bar.
Based on C.I.P., the max. allowed case length is 2.724 in / 69.20 mm, the max. cartridge length is 3.720 in / 94.50 mm, and the max. allowed pressure is 60,916 PSI / 4,200 bar.
Load Specifications
ImperialMetric
Bullet:.308 | 140gr | MPG
Cartridge:.300 Lapua Mag. load data
Case Length (L3):2.724" | 69.2 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.431" | 11.0 mm
Case Capacity:100 gow | 6.48 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.):60,916 psi | 4,200 bar
Barrel Length:26.0" | 660 mm
Min. Twist Rate:1:10.5
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