Load data for 7.7 x 58 mm Arisaka + 180gr Sierra Pro-Hunter
Based on C.I.P., the max. allowed case length is 2.283 in / 58.00 mm, the max. cartridge length is 3.100 in / 78.74 mm, and the max. allowed pressure is 44,962 PSI / 3,100 bar.
Based on C.I.P., the max. allowed case length is 2.283 in / 58.00 mm, the max. cartridge length is 3.100 in / 78.74 mm, and the max. allowed pressure is 44,962 PSI / 3,100 bar.
Load Specifications
ImperialMetric
Bullet:.311 | 180gr | Pro-Hunter
Cartridge:7.7 x 58 mm Arisaka load data
Case Length (L3):2.270" | 57.7 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.308" | 7.8 mm
Case Capacity:61 gow | 3.95 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):44,962 psi | 3,100 bar
Barrel Length:25.9" | 658 mm
Min. Twist Rate:1:14.5
Get PRO license to unlock all data and calculators
Community Loads for 7.7 x 58 mm Arisaka + 180gr Sierra Pro-Hunter
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) |
|---|---|---|---|---|---|
| 44.2 gr | 3.150" | 26.0" | 2364 fps | ••• | |
| 46.5 gr | 3.150" | 26.0" | 2473 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.