Load data for .450 Bushmaster + 250gr Hornady XTP
The most recommended powders for this combination are Shooters World Buffalo Rifle, Lovex D060 and Accurate 5744.
Based on C.I.P., the max. allowed case length is 1.700 in / 43.18 mm, the max. cartridge length is 2.260 in / 57.40 mm, and the max. allowed pressure is 39,160 PSI / 2,700 bar.

Based on C.I.P., the max. allowed case length is 1.700 in / 43.18 mm, the max. cartridge length is 2.260 in / 57.40 mm, and the max. allowed pressure is 39,160 PSI / 2,700 bar.

Load Specifications
ImperialMetric
Bullet:.452 | 250gr | XTP
Cartridge:.450 Bushmaster load data
Case Length (L3):1.700" | 43.2 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.337" | 8.6 mm
Case Capacity:60 gow | 3.89 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):39,160 psi | 2,700 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:Stabilizes in any common twist
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Community Loads for .450 Bushmaster + 250gr Hornady XTP
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) |
|---|---|---|---|---|---|
| 40.9 gr | 2.030" | — | 2145 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.