Load data for .220 Swift + 63gr Sierra VarmintKing
Based on C.I.P., the max. allowed case length is 2.205 in / 56.01 mm, the max. cartridge length is 2.680 in / 68.07 mm, and the max. allowed pressure is 62,366 PSI / 4,300 bar.
Based on C.I.P., the max. allowed case length is 2.205 in / 56.01 mm, the max. cartridge length is 2.680 in / 68.07 mm, and the max. allowed pressure is 62,366 PSI / 4,300 bar.
Load Specifications
ImperialMetric
Bullet:.224 | 63gr | VarmintKing
Cartridge:.220 Swift load data
Case Length (L3):2.205" | 56.0 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.282" | 7.2 mm
Case Capacity:47 gow | 3.05 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):62,366 psi | 4,300 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:12.0
Get PRO license to unlock all data and calculators
Community Loads for .220 Swift + 63gr Sierra 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) |
|---|---|---|---|---|---|
| 38.0 gr | 2.680" | 24.0" | 3426 fps | ••• | |
| 38.5 gr | 2.680" | 24.0" | 3275 fps | ••• | |
| 42.0 gr | 2.680" | 24.0" | 3576 fps | ••• | |
| ••• | 2.680" | 24.0" | 3239 fps | ••• | |
| ••• | 2.680" | 24.0" | 3408 fps | ••• | |
| ••• | 2.680" | 24.0" | 3219 fps | ••• | |
| ••• | 2.680" | 24.0" | 3457 fps | ••• | |
| ••• | 2.680" | 24.0" | 3198 fps | ••• | |
| ••• | 2.680" | 24.0" | 3489 fps | ••• | |
| ••• | 2.680" | 24.0" | 3283 fps | ••• | |
| ••• | 2.680" | 24.0" | 3087 fps | ••• | |
| ••• | 2.680" | 24.0" | 3202 fps | ••• | |
| ••• | 2.680" | 24.0" | 3235 fps | ••• | |
| ••• | 2.680" | 24.0" | 3513 fps | ••• | |
| ••• | 2.680" | 24.0" | 3275 fps | ••• | |
| ••• | 2.680" | 24.0" | 3576 fps | ••• | |
| ••• | 2.680" | 24.0" | 3318 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.