Load data for 7 mm STW + 140gr Sierra HPBT GameKing
462 suitable loads across 73 powder(s) for cartridge 7 mm STW with 140gr Sierra HPBT GameKing bullet.
The most recommended powders for this combination are Hodgdon Retumbo, Winchester StaBALL HD and ReloadSwiss RS 76.
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Load Specifications
ImperialMetric
Bullet:.284 | 140gr | HPBT GameKing
Cartridge:7 mm STW load data
Case Length (l3):2.850" | 72.4 mm
Cartridge Length (C.O.L.):•••
Seated Depth:0.565" | 14.3 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:1:10.0
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