Load data for .223 Rem. + 50gr Sierra Tipped VarmintKing
The most recommended powders for this combination are Vihtavuori N130 and Vihtavuori N133.
Based on SAAMI, the max. allowed case length is 1.760 in / 44.70 mm, the max. cartridge length is 2.260 in / 57.40 mm, and the max. allowed pressure is 55,000 PSI / 3,792 bar.

Based on SAAMI, the max. allowed case length is 1.760 in / 44.70 mm, the max. cartridge length is 2.260 in / 57.40 mm, and the max. allowed pressure is 55,000 PSI / 3,792 bar.

Load Specifications
ImperialMetric
Cartridge:.223 Rem. load data
Case Length (L3):1.759" | 44.7 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.290" | 7.4 mm
Case Capacity:30 gow | 1.94 cm³
Primer Size:Small Rifle (SR)
Max. Pressure (SAAMI):55,000 psi | 3,792 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:10.0
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Community Loads for .223 Rem. + 50gr Sierra Tipped VarmintKing
Real loads for this combination shared by our community. Charge weights are only fully visible with an active Pro licence.
| Powder | Charge (gr) | C.O.L. | Barrel Length | Velocity (fps) | Pressure (psi) |
|---|---|---|---|---|---|
| 20.8 gr | 2.250" | 24.0" | 2814 fps | ••• | |
| 21.6 gr | 2.260" | 24.0" | 2907 fps | ••• | |
| 21.7 gr | 2.250" | 24.0" | 2921 fps | ••• | |
| ••• | 2.250" | 24.0" | 3017 fps | ••• | |
| ••• | 2.250" | 20.0" | 2948 fps | ••• | |
| ••• | 2.250" | 20.0" | 3018 fps | ••• | |
| ••• | 2.250" | 24.0" | 2883 fps | ••• | |
| ••• | 2.250" | 20.0" | 3066 fps | ••• | |
| ••• | 2.250" | 24.0" | 2951 fps | ••• | |
| ••• | 2.250" | 24.0" | 3024 fps | ••• | |
| ••• | 2.250" | 20.0" | 2869 fps | ••• | |
| ••• | 2.250" | 20.0" | 2950 fps | ••• | |
| ••• | 2.250" | 24.0" | 2844 fps | ••• | |
| ••• | 2.250" | 24.0" | 2926 fps | ••• | |
| ••• | 2.250" | 20.0" | 2880 fps | ••• | |
| ••• | 2.250" | 20.0" | 2972 fps | ••• | |
| ••• | 2.250" | 20.0" | 2971 fps | ••• | |
| ••• | 2.250" | 20.0" | 3054 fps | ••• | |
| ••• | 2.250" | 24.0" | 2862 fps | ••• | |
| ••• | 2.250" | 24.0" | 2950 fps | ••• | |
| ••• | 2.250" | 20.0" | 2954 fps | ••• | |
| ••• | 2.250" | 20.0" | 3039 fps | ••• | |
| ••• | 2.250" | 20.0" | 3122 fps | ••• | |
| ••• | 2.250" | 24.0" | 2858 fps | ••• | |
| ••• | 2.250" | 24.0" | 2931 fps | ••• | |
| ••• | 2.250" | 20.0" | 2916 fps | ••• | |
| ••• | 2.250" | 20.0" | 2998 fps | ••• | |
| ••• | 2.250" | 24.0" | 2790 fps | ••• | |
| ••• | 2.250" | 24.0" | 2900 fps | ••• | |
| ••• | 2.250" | 24.0" | 2997 fps | ••• | |
| ••• | 2.250" | 20.0" | 2930 fps | ••• | |
| ••• | 2.250" | 20.0" | 2991 fps | ••• | |
| ••• | 2.250" | 24.0" | 2866 fps | ••• | |
| ••• | 2.250" | 20.0" | 2908 fps | ••• | |
| ••• | 2.250" | 20.0" | 2979 fps | ••• | |
| ••• | 2.250" | 20.0" | 2850 fps | ••• | |
| ••• | 2.250" | 20.0" | 2946 fps | ••• | |
| ••• | 2.250" | 24.0" | 2813 fps | ••• | |
| ••• | 2.250" | 24.0" | 2909 fps | ••• | |
| ••• | 2.250" | 20.0" | 2712 fps | ••• | |
| ••• | 2.250" | 24.0" | 2636 fps | ••• | |
| ••• | 2.250" | 24.0" | 2720 fps | ••• | |
| ••• | 2.250" | 20.0" | 2902 fps | ••• | |
| ••• | 2.250" | 20.0" | 2958 fps | ••• | |
| ••• | 2.250" | 20.0" | 2933 fps | ••• | |
| ••• | 2.250" | 20.0" | 2887 fps | ••• | |
| ••• | 2.250" | 20.0" | 2959 fps | ••• | |
| ••• | 2.250" | 20.0" | 3067 fps | ••• | |
| ••• | 2.250" | 20.0" | 2938 fps | ••• | |
| ••• | 2.250" | 20.0" | 3035 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.