Load data for .450 Marlin + 500gr Remington FMC RN
Based on C.I.P., the max. allowed case length is 2.100 in / 53.34 mm, the max. cartridge length is 2.550 in / 64.76 mm, and the max. allowed pressure is 47,863 PSI / 3,300 bar.
Based on C.I.P., the max. allowed case length is 2.100 in / 53.34 mm, the max. cartridge length is 2.550 in / 64.76 mm, and the max. allowed pressure is 47,863 PSI / 3,300 bar.
Load Specifications
ImperialMetric
Bullet:.458 | 500gr | FMC RN
Cartridge:.450 Marlin load data
Case Length (L3):2.080" | 52.8 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.560" | 14.2 mm
Case Capacity:74 gow | 4.80 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):47,863 psi | 3,300 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:Stabilizes in any common twist
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