Load data for .450 Rigby + 500gr Remington FMC RN
516 suitable loads across 99 powder(s) for cartridge .450 Rigby with 500gr Remington FMC RN bullet.
The most recommended powders for this combination are ReloadSwiss RS 70, Hodgdon Superformance and Alliant Reloder-17.
Based on C.I.P., the max. allowed case length is 2.894 in / 73.50 mm, the max. cartridge length is 3.750 in / 95.25 mm, and the max. allowed pressure is 58,015 PSI / 4,000 bar.
Based on C.I.P., the max. allowed case length is 2.894 in / 73.50 mm, the max. cartridge length is 3.750 in / 95.25 mm, and the max. allowed pressure is 58,015 PSI / 4,000 bar.
Load Specifications
ImperialMetric
Bullet:.458 | 500gr | FMC RN
Cartridge:.450 Rigby load data
Case Length (L3):2.902" | 73.7 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.458" | 11.6 mm
Case Capacity:133.01 gow | 8.62 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.):58,015 psi | 4,000 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:Stabilizes in any common twist
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