Load data for .308 Win. Ackley Improved + 155.5gr Warner Tool Co. Flat Line
538 suitable loads across 85 powder(s) for cartridge .308 Win. Ackley Improved with 155.5gr Warner Tool Co. Flat Line bullet.
The most recommended powders for this combination are Alliant Power Pro 1200-R, Winchester 748 and Accurate 2520.
Based on C.I.P., the max. allowed case length is 2.015 in / 51.18 mm, the max. cartridge length is 2.800 in / 71.12 mm, and the max. allowed pressure is 60,191 PSI / 4,150 bar.
Based on C.I.P., the max. allowed case length is 2.015 in / 51.18 mm, the max. cartridge length is 2.800 in / 71.12 mm, and the max. allowed pressure is 60,191 PSI / 4,150 bar.
Load Specifications
ImperialMetric
Bullet:.308 | 155.5gr | . Flat Line
Cartridge:.308 Win. Ackley Improved load data
Case Length (L3):2.014" | 51.2 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.696" | 17.7 mm
Case Capacity:59 gow | 3.82 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):60,191 psi | 4,150 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:10.0
Get PRO license to unlock all data and calculators