Load data for 6 mm ARC + 90gr Hornady CX
The most recommended powders for this combination are Vihtavuori N140.
Based on SAAMI, the max. allowed case length is 1.490 in / 37.85 mm, the max. cartridge length is 2.260 in / 57.40 mm, and the max. allowed pressure is 52,000 PSI / 3,585 bar.

Based on SAAMI, the max. allowed case length is 1.490 in / 37.85 mm, the max. cartridge length is 2.260 in / 57.40 mm, and the max. allowed pressure is 52,000 PSI / 3,585 bar.

Load Specifications
ImperialMetric
Bullet:.243 | 90gr | CX
Cartridge:6 mm ARC load data
Case Length (L3):1.500" | 38.1 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.409" | 10.4 mm
Case Capacity:34.5 gow | 2.24 cm³
Primer Size:Small Rifle (SR)
Max. Pressure (SAAMI):52,000 psi | 3,585 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:9.0
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Community Loads for 6 mm ARC + 90gr Hornady CX
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) |
|---|---|---|---|---|---|
| 27.0 gr | 2.185" | 20.0" | 2638 fps | ••• | |
| 28.0 gr | 2.260" | 20.0" | 2694 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.