Load data for .280 Ackley Improved + 175gr Speer Magnum Tip Soft Point
490 suitable loads across 82 powder(s) for cartridge .280 Ackley Improved with 175gr Speer Magnum Tip Soft Point bullet.
The most recommended powders for this combination are Vihtavuori N560, Norma MRP and Alliant Reloder-26.

i

i
Load Specifications
ImperialMetric
Cartridge:.280 Ackley Improved load data
Case Length (l3):2.540" | 64.5 mm
Cartridge Length (C.O.L.):•••
Seated Depth:0.490" | 12.4 mm
Case Capacity:74 gow | 4.80 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (SAAMI)::65,000 psi | 4,482 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:12.5
Get PRO license to unlock all data and calculators