Load data for 7 mm STW + 170gr Geco PLUS
359 suitable loads across 59 powder(s) for cartridge 7 mm STW with 170gr Geco PLUS bullet.
The most recommended powders for this combination are Vihtavuori N570, Hodgdon Retumbo and ReloadSwiss RS 76.
Based on C.I.P., the max. allowed case length is 2.850 in / 72.39 mm, the max. cartridge length is 3.650 in / 92.71 mm, and the max. allowed pressure is 66,717 PSI / 4,600 bar.
Based on C.I.P., the max. allowed case length is 2.850 in / 72.39 mm, the max. cartridge length is 3.650 in / 92.71 mm, and the max. allowed pressure is 66,717 PSI / 4,600 bar.
Load Specifications
ImperialMetric
Bullet:.284 | 170gr | PLUS
Cartridge:7 mm STW load data
Case Length (L3):2.850" | 72.4 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.467" | 11.9 mm
Case Capacity:97 gow | 6.29 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.):66,717 psi | 4,600 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:12.5
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