Load data for .270 WSM + 140gr Sierra GameKing

428 suitable loads across 69 powder(s) for cartridge .270 WSM with 140gr Sierra GameKing bullet.

The most recommended powders for this combination are Winchester StaBALL HD, Vihtavuori N560 and IMR 7828 SSC.

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:.277 | 140gr | GameKing

Cartridge:.270 WSM load data

Case Length (L3):2.090" | 53.1 mm

Cartridge Length (COL/L6):•••

Seated Depth:0.556" | 14.1 mm

Case Capacity:79.5 gow | 5.15 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:1:11.5

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Community Loads for .270 WSM + 140gr Sierra 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)

54.7 gr	2.720"	24.0"	2744 fps	•••
56.1 gr	2.720"	24.0"	2799 fps	•••
57.4 gr	2.720"	24.0"	2849 fps	•••
•••	2.720"	24.0"	2898 fps	•••
•••	2.720"	24.0"	2949 fps	•••

•••	2.720"	24.0"	2783 fps	•••
•••	2.720"	24.0"	2843 fps	•••
•••	2.720"	24.0"	2902 fps	•••
•••	2.720"	24.0"	2966 fps	•••
•••	2.720"	24.0"	3025 fps	•••

•••	2.720"	24.0"	2821 fps	•••
•••	2.720"	24.0"	2889 fps	•••

•••	2.720"	24.0"	2905 fps	•••
•••	2.720"	24.0"	2982 fps	•••
•••	2.720"	24.0"	3053 fps	•••
•••	2.720"	24.0"	3116 fps	•••
•••	2.720"	24.0"	3171 fps	•••

•••	2.720"	24.0"	2771 fps	•••
•••	2.720"	24.0"	2832 fps	•••
•••	2.720"	24.0"	2891 fps	•••
•••	2.720"	24.0"	2955 fps	•••
•••	2.720"	24.0"	3017 fps	•••

•••	2.720"	24.0"	2781 fps	•••
•••	2.720"	24.0"	2838 fps	•••
•••	2.720"	24.0"	2894 fps	•••
•••	2.720"	24.0"	2950 fps	•••

•••	2.720"	24.0"	2944 fps	•••
•••	2.720"	24.0"	3000 fps	•••
•••	2.720"	24.0"	3055 fps	•••
•••	2.720"	24.0"	3111 fps	•••

•••	2.720"	24.0"	2765 fps	•••
•••	2.720"	24.0"	2826 fps	•••
•••	2.720"	24.0"	2884 fps	•••
•••	2.720"	24.0"	2936 fps	•••
•••	2.720"	24.0"	2993 fps	•••
•••	2.720"	24.0"	3044 fps	•••
•••	2.817"	24.0"	3179 fps	•••
•••	2.817"	24.0"	3189 fps	•••

•••	2.720"	24.0"	2779 fps	•••
•••	2.720"	24.0"	2831 fps	•••
•••	2.720"	24.0"	2879 fps	•••
•••	2.720"	24.0"	2936 fps	•••
•••	2.720"	24.0"	2997 fps	•••
•••	2.720"	24.0"	3052 fps	•••

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