Load data for .30-40 Krag + 190gr Speer Impact
467 suitable loads across 75 powder(s) for cartridge .30-40 Krag with 190gr Speer Impact bullet.
The most recommended powders for this combination are ReloadSwiss RS 52, ReloadSwiss RS 60 and Ramshot Big Game.
Based on C.I.P., the max. allowed case length is 2.314 in / 58.78 mm, the max. cartridge length is 3.089 in / 78.46 mm, and the max. allowed pressure is 47,137 PSI / 3,250 bar.

Based on C.I.P., the max. allowed case length is 2.314 in / 58.78 mm, the max. cartridge length is 3.089 in / 78.46 mm, and the max. allowed pressure is 47,137 PSI / 3,250 bar.

Load Specifications
ImperialMetric
Bullet:.308 | 190gr | Impact
Cartridge:.30-40 Krag load data
Case Length (L3):2.314" | 58.8 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.696" | 17.7 mm
Case Capacity:58 gow | 3.76 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):47,137 psi | 3,250 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:11.5
Get PRO license to unlock all data and calculators