Load data for .300 Norma Mag. + 125gr Osprey Virtus
550 suitable loads across 100 powder(s) for cartridge .300 Norma Mag. with 125gr Osprey Virtus bullet.
The most recommended powders for this combination are ReloadSwiss RS 70, Alliant Reloder-17 and ReloadSwiss RS 60.
Based on C.I.P., the max. allowed case length is 2.492 in / 63.30 mm, the max. cartridge length is 3.681 in / 93.50 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Based on C.I.P., the max. allowed case length is 2.492 in / 63.30 mm, the max. cartridge length is 3.681 in / 93.50 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Load Specifications
ImperialMetric
Bullet:.308 | 125gr | Osprey
Cartridge:.300 Norma Mag. load data
Case Length (L3):2.490" | 63.2 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.347" | 8.8 mm
Case Capacity:104 gow | 6.74 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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