Load data for .243 Win. + 105gr Lapua Naturalis
The most recommended powders for this combination are ReloadSwiss RS 60.
Based on C.I.P., the max. allowed case length is 2.045 in / 51.94 mm, the max. cartridge length is 2.710 in / 68.83 mm, and the max. allowed pressure is 60,191 PSI / 4,150 bar.
Based on C.I.P., the max. allowed case length is 2.045 in / 51.94 mm, the max. cartridge length is 2.710 in / 68.83 mm, and the max. allowed pressure is 60,191 PSI / 4,150 bar.
Load Specifications
ImperialMetric
Bullet:.243 | 105gr | Naturalis
Cartridge:.243 Win. load data
Case Length (L3):2.044" | 51.9 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.414" | 10.5 mm
Case Capacity:54 gow | 3.50 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:1:10.5
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Community Loads for .243 Win. + 105gr Lapua Naturalis
Real loads for this combination shared by our community. Charge weights are only fully visible with an active Pro licence.
| Powder | Charge (gr) | C.O.L. | Barrel Length | Velocity (fps) | Pressure (psi) |
|---|---|---|---|---|---|
| 38.0 gr | 2.710" | 22.0" | 2917 fps | ••• | |
| 42.0 gr | 2.710" | 20.5" | 3009 fps | ••• | |
| 36.9 gr | 2.638" | 23.0" | 2763 fps | ••• | |
| ••• | 2.638" | 23.0" | 2734 fps | ••• | |
| ••• | 2.638" | 23.0" | 2922 fps | ••• | |
| ••• | 2.638" | 23.0" | 2700 fps | ••• | |
| ••• | 2.638" | 23.0" | 2958 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.