Load data for .400 H&H Belt. Mag. + 300gr Hornady InterLock FP
594 suitable loads across 90 powder(s) for cartridge .400 H&H Belt. Mag. with 300gr Hornady InterLock FP bullet.
The most recommended powders for this combination are Hodgdon CFE223, Alliant Power Pro 1200-R and Winchester 748.

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Load Specifications
ImperialMetric
Bullet:.411 | 300gr | InterLock FP
Cartridge:.400 H&H Belt. Mag. load data
Case Length (l3):2.846" | 72.3 mm
Cartridge Length (C.O.L.):•••
Seated Depth:0.602" | 15.3 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:1:22.5
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