Load data for 7.7 x 58 mm Arisaka + 123gr Sellier & Bellot SP
345 suitable loads across 62 powder(s) for cartridge 7.7 x 58 mm Arisaka with 123gr Sellier & Bellot SP bullet.
The most recommended powders for this combination are IMR 3031, Alliant AR-Comp and Accurate 4064.
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 | 123gr | SP
Cartridge:7.7 x 58 mm Arisaka load data
Case Length (L3):2.270" | 57.7 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.311" | 7.9 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:Stabilizes in any common twist
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