Load data for .378 Weath. Mag. + 300gr Woodleigh PP SN
474 suitable loads across 74 powder(s) for cartridge .378 Weath. Mag. with 300gr Woodleigh PP SN bullet.
The most recommended powders for this combination are Accurate MAGPRO, Ramshot Grand and Alliant Reloder-26.
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Load Specifications
ImperialMetric
Bullet:.375 | 300gr | PP SN
Cartridge:.378 Weath. Mag. load data
Case Length (l3):2.913" | 74.0 mm
Cartridge Length (C.O.L.):•••
Seated Depth:0.545" | 13.8 mm
Case Capacity:137 gow | 8.88 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.)::63,817 psi | 4,400 bar
Barrel Length:26.0" | 660 mm
Min. Twist Rate:1:6.0
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