Load data for 7.5 x 55 Swiss + 178gr Hornady ELD-X
The most recommended powders for this combination are Vihtavuori N160 and Vihtavuori N140.
Based on C.I.P., the max. allowed case length is 2.189 in / 55.60 mm, the max. cartridge length is 3.059 in / 77.70 mm, and the max. allowed pressure is 55,114 PSI / 3,800 bar.

Based on C.I.P., the max. allowed case length is 2.189 in / 55.60 mm, the max. cartridge length is 3.059 in / 77.70 mm, and the max. allowed pressure is 55,114 PSI / 3,800 bar.

Load Specifications
ImperialMetric
Bullet:.308 | 178gr | ELD-X
Cartridge:7.5 x 55 Swiss load data
Case Length (L3):2.188" | 55.6 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.579" | 14.7 mm
Case Capacity:65 gow | 4.21 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):55,114 psi | 3,800 bar
Barrel Length:31.0" | 787 mm
Min. Twist Rate:1:11.5
Get PRO license to unlock all data and calculators
Community Loads for 7.5 x 55 Swiss + 178gr Hornady ELD-X
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) |
|---|---|---|---|---|---|
| 41.5 gr | 3.000" | 23.6" | 2392 fps | ••• | |
| 51.0 gr | 3.059" | 20.5" | 2546 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.