Load data for .450 Marlin + 270gr Atomic 29 FNHP
88 suitable loads across 17 powder(s) for cartridge .450 Marlin with 270gr Atomic 29 FNHP bullet.
The most recommended powders for this combination are Accurate No. 11 FS, Vihtavuori N110 and Lovex S053.
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 | 270gr | FNHP
Cartridge:.450 Marlin load data
Case Length (L3):2.080" | 52.8 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.493" | 12.5 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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