Load data for 7 mm WSM + 140gr Sierra HPBT GameKing

548 suitable loads across 89 powder(s) for cartridge 7 mm WSM with 140gr Sierra HPBT GameKing bullet.

The most recommended powders for this combination are Alliant Reloder-26, Alliant Reloder-17 and Norma MRP.

Based on C.I.P., the max. allowed case length is 2.100 in / 53.34 mm, the max. cartridge length is 2.860 in / 72.64 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.

Based on C.I.P., the max. allowed case length is 2.100 in / 53.34 mm, the max. cartridge length is 2.860 in / 72.64 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.

Load Specifications

ImperialMetric

Bullet:.284 | 140gr | HPBT GameKing

Cartridge:7 mm WSM load data

Case Length (L3):2.090" | 53.1 mm

Cartridge Length (COL/L6):•••

Seated Depth:0.583" | 14.8 mm

Case Capacity:81.1 gow | 5.26 cm³

Primer Size:Large Rifle Magnum (LRM)

Max. Pressure (C.I.P.):63,817 psi | 4,400 bar

Barrel Length:24.0" | 610 mm

Min. Twist Rate:1:10.0

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Community Loads for 7 mm WSM + 140gr Sierra HPBT GameKing

Real loads for this combination shared by our community. Charge weights are only fully visible with an active Pro licence.

Charge (gr)	C.O.L.	Barrel Length	Velocity (fps)	Pressure (psi)

52.6 gr	2.860"	24.0"	2734 fps	•••
53.8 gr	2.860"	24.0"	2788 fps	•••
55.2 gr	2.860"	24.0"	2850 fps	•••
•••	2.860"	24.0"	2907 fps	•••
•••	2.860"	24.0"	2974 fps	•••

•••	2.860"	24.0"	2794 fps	•••
•••	2.860"	24.0"	2850 fps	•••

•••	2.860"	24.0"	2671 fps	•••
•••	2.860"	24.0"	2728 fps	•••
•••	2.860"	24.0"	2791 fps	•••
•••	2.860"	24.0"	2856 fps	•••
•••	2.860"	24.0"	2917 fps	•••

•••	2.860"	24.0"	2842 fps	•••
•••	2.860"	24.0"	2888 fps	•••
•••	2.860"	24.0"	2934 fps	•••
•••	2.860"	24.0"	2981 fps	•••
•••	2.860"	24.0"	3028 fps	•••

•••	2.860"	24.0"	2681 fps	•••
•••	2.860"	24.0"	2732 fps	•••
•••	2.860"	24.0"	2792 fps	•••
•••	2.860"	24.0"	2849 fps	•••
•••	2.860"	24.0"	2908 fps	•••
•••	2.860"	24.0"	2974 fps	•••

Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.