Load data for .45 Win. Mag. + 240gr Sierra Sports Master
The most recommended powders for this combination are Winchester 296, Alliant POWER PISTOL and Hodgdon HS-6.
Based on C.I.P., the max. allowed case length is 1.198 in / 30.43 mm, the max. cartridge length is 1.575 in / 40.01 mm, and the max. allowed pressure is 39,885 PSI / 2,750 bar.
Based on C.I.P., the max. allowed case length is 1.198 in / 30.43 mm, the max. cartridge length is 1.575 in / 40.01 mm, and the max. allowed pressure is 39,885 PSI / 2,750 bar.
Load Specifications
ImperialMetric
Cartridge:.45 Win. Mag. load data
Case Length (L3):1.198" | 30.4 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.278" | 7.1 mm
Case Capacity:38 gow | 2.46 cm³
Primer Size:Large Pistol (LP)
Max. Pressure (C.I.P.):39,885 psi | 2,750 bar
Barrel Length:6.0" | 152 mm
Min. Twist Rate:Stabilizes in any common twist
Get PRO license to unlock all data and calculators
Community Loads for .45 Win. Mag. + 240gr Sierra Sports Master
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) |
|---|---|---|---|---|---|
| 14.5 gr | 1.510" | 6.5" | 1434 fps | ••• | |
| 15.0 gr | 1.510" | 6.5" | 1467 fps | ••• | |
| 26.5 gr | 1.555" | 5.0" | 1350 fps | ••• | |
| ••• | 1.555" | 5.0" | 1380 fps | ••• | |
| ••• | 1.555" | 5.0" | 993 fps | ••• | |
| ••• | 1.555" | 5.0" | 1107 fps | ••• | |
| ••• | 1.510" | 6.5" | 1368 fps | ••• | |
| ••• | 1.510" | 6.5" | 1375 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.