Load data for .308 Marlin Express + 123gr Hornady SST
255 suitable loads across 47 powder(s) for cartridge .308 Marlin Express with 123gr Hornady SST bullet.
The most recommended powders for this combination are Alliant Reloder-10x, Alliant AR-Comp and Norma 200.
Based on C.I.P., the max. allowed case length is 1.920 in / 48.77 mm, the max. cartridge length is 2.600 in / 66.04 mm, and the max. allowed pressure is 47,863 PSI / 3,300 bar.

Based on C.I.P., the max. allowed case length is 1.920 in / 48.77 mm, the max. cartridge length is 2.600 in / 66.04 mm, and the max. allowed pressure is 47,863 PSI / 3,300 bar.

Load Specifications
ImperialMetric
Bullet:.310 | 123gr | SST
Cartridge:.308 Marlin Express load data
Case Length (L3):1.910" | 48.5 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.329" | 8.4 mm
Case Capacity:51 gow | 3.30 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:1:15.5
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