Load data for .358 STA + 250gr MAKER Solid Copper Expanding

607 suitable loads across 105 powder(s) for cartridge .358 STA with 250gr MAKER Solid Copper Expanding bullet.

The most recommended powders for this combination are Alliant Reloder-17, ReloadSwiss RS 60 and ReloadSwiss RS 70.

.358 STA cartridge with combo bulletSeated DepthL3 = 2.847 in / 72.31 mmL6 = 3.600 in / 91.44 mmSeated Depth = .579 in / 14.71 mm

Based on SAAMI, the max. allowed case length is 2.850 in / 72.39 mm, the max. cartridge length is 3.600 in / 91.44 mm, and the max. allowed pressure is 65,000 PSI / 4,482 bar.

Load Specifications

ImperialMetric
Case Length (L3):2.847" | 72.3 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.633" | 16.1 mm
Case Capacity:105 gow | 6.80 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (SAAMI):65,000 psi | 4,482 bar
Barrel Length:26.0" | 660 mm
Min. Twist Rate:1:16.5

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