Load data for .303 British + 180gr Sierra Pro-Hunter
The most recommended powders for this combination are Hodgdon VARGET and ADI AR 2208.
Based on C.I.P., the max. allowed case length is 2.222 in / 56.44 mm, the max. cartridge length is 3.075 in / 78.11 mm, and the max. allowed pressure is 52,939 PSI / 3,650 bar.
Based on C.I.P., the max. allowed case length is 2.222 in / 56.44 mm, the max. cartridge length is 3.075 in / 78.11 mm, and the max. allowed pressure is 52,939 PSI / 3,650 bar.
Load Specifications
ImperialMetric
Bullet:.311 | 180gr | Pro-Hunter
Cartridge:.303 British load data
Case Length (L3):2.213" | 56.2 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.326" | 8.3 mm
Case Capacity:56 gow | 3.63 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):52,939 psi | 3,650 bar
Barrel Length:25.0" | 635 mm
Min. Twist Rate:1:14.5
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Community Loads for .303 British + 180gr Sierra Pro-Hunter
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 | 3.075" | 24.0" | 2404 fps | ••• | |
| 40.0 gr | 3.075" | 24.0" | 2519 fps | ••• | |
| 40.5 gr | 3.075" | 24.0" | 2446 fps | ••• | |
| ••• | 3.075" | 25.0" | 2217 fps | ••• | |
| ••• | 3.075" | 24.0" | 2347 fps | ••• | |
| ••• | 3.075" | 24.0" | 2564 fps | ••• | |
| ••• | 3.075" | 24.0" | 2267 fps | ••• | |
| ••• | 3.075" | 24.0" | 2499 fps | ••• | |
| ••• | 3.075" | 24.0" | 2387 fps | ••• | |
| ••• | 3.075" | 25.0" | 2304 fps | ••• | |
| ••• | 3.075" | 25.0" | 2310 fps | ••• | |
| ••• | 3.075" | 25.0" | 2275 fps | ••• | |
| ••• | 3.075" | 25.0" | 2380 fps | ••• | |
| ••• | 3.075" | 25.0" | 2485 fps | ••• | |
| ••• | 3.075" | 25.0" | 2198 fps | ••• | |
| ••• | 3.075" | 25.0" | 2325 fps | ••• | |
| ••• | 3.075" | 25.0" | 2452 fps | ••• | |
| ••• | 3.075" | 25.0" | 2320 fps | ••• | |
| ••• | 3.075" | 25.0" | 2348 fps | ••• | |
| ••• | 3.075" | 25.2" | 2490 fps | ••• | |
| ••• | 3.075" | 25.2" | 2513 fps | ••• | |
| ••• | 3.075" | 25.0" | 2316 fps | ••• | |
| ••• | 3.075" | 25.0" | 2395 fps | ••• | |
| ••• | 3.075" | 25.0" | 2470 fps | ••• | |
| ••• | 3.075" | 25.0" | 2269 fps | ••• | |
| ••• | 3.075" | 25.0" | 2352 fps | ••• | |
| ••• | 3.075" | 25.0" | 2435 fps | ••• | |
| ••• | 3.075" | 25.0" | 2167 fps | ••• | |
| ••• | 3.075" | 25.0" | 2273 fps | ••• | |
| ••• | 3.075" | 25.0" | 2380 fps | ••• | |
| ••• | 3.075" | 25.0" | 2258 fps | ••• | |
| ••• | 3.075" | 25.0" | 2354 fps | ••• | |
| ••• | 3.075" | 25.0" | 2448 fps | ••• | |
| ••• | 3.075" | 25.0" | 2496 fps | ••• | |
| ••• | 3.075" | 25.0" | 2237 fps | ••• | |
| ••• | 3.075" | 25.0" | 2335 fps | ••• | |
| ••• | 3.075" | 25.0" | 2429 fps | ••• | |
| ••• | 3.075" | 25.0" | 2403 fps | ••• | |
| ••• | 3.075" | 25.0" | 2271 fps | ••• | |
| ••• | 3.075" | 25.0" | 2366 fps | ••• | |
| ••• | 3.075" | 25.0" | 2460 fps | ••• | |
| ••• | 3.075" | 25.0" | 2507 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.