Load data for .303 British + 174gr Sierra MatchKing
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 | 174gr | MatchKing
Cartridge:.303 British load data
Case Length (L3):2.213" | 56.2 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.365" | 9.3 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:1:13.5
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Community Loads for .303 British + 174gr Sierra MatchKing
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) |
|---|---|---|---|---|---|
| 36.3 gr | 3.075" | 25.0" | 2234 fps | ••• | |
| 37.8 gr | 3.075" | 24.0" | 2290 fps | ••• | |
| 38.7 gr | 3.075" | 24.0" | 2146 fps | ••• | |
| ••• | 3.075" | 24.0" | 2364 fps | ••• | |
| ••• | 3.075" | 24.0" | 2175 fps | ••• | |
| ••• | 3.075" | 24.0" | 2381 fps | ••• | |
| ••• | 3.075" | 24.0" | 2200 fps | ••• | |
| ••• | 3.075" | 24.0" | 2458 fps | ••• | |
| ••• | 3.075" | 25.0" | 2223 fps | ••• | |
| ••• | 3.075" | 25.0" | 2320 fps | ••• | |
| ••• | 3.075" | 25.0" | 2332 fps | ••• | |
| ••• | 3.075" | 24.0" | 2500 fps | ••• | |
| ••• | 3.075" | 25.0" | 2290 fps | ••• | |
| ••• | 3.075" | 25.0" | 2396 fps | ••• | |
| ••• | 3.075" | 25.0" | 2502 fps | ••• | |
| ••• | 3.075" | 25.0" | 2207 fps | ••• | |
| ••• | 3.075" | 24.0" | 2281 fps | ••• | |
| ••• | 3.075" | 25.0" | 2336 fps | ••• | |
| ••• | 3.075" | 24.0" | 2351 fps | ••• | |
| ••• | 3.075" | 25.0" | 2339 fps | ••• | |
| ••• | 3.075" | 24.0" | 2354 fps | ••• | |
| ••• | 3.075" | 24.0" | 2235 fps | ••• | |
| ••• | 3.075" | 24.0" | 2450 fps | ••• | |
| ••• | 3.075" | 25.0" | 2261 fps | ••• | |
| ••• | 3.075" | 24.0" | 2319 fps | ••• | |
| ••• | 3.075" | 25.0" | 2367 fps | ••• | |
| ••• | 3.075" | 25.0" | 2336 fps | ••• | |
| ••• | 3.075" | 25.0" | 2416 fps | ••• | |
| ••• | 3.075" | 25.0" | 2493 fps | ••• | |
| ••• | 3.075" | 25.0" | 2287 fps | ••• | |
| ••• | 3.075" | 25.0" | 2371 fps | ••• | |
| ••• | 3.075" | 25.0" | 2455 fps | ••• | |
| ••• | 3.075" | 24.0" | 2286 fps | ••• | |
| ••• | 3.075" | 25.0" | 2179 fps | ••• | |
| ••• | 3.075" | 25.0" | 2287 fps | ••• | |
| ••• | 3.075" | 25.0" | 2395 fps | ••• | |
| ••• | 3.075" | 24.0" | 2540 fps | ••• | |
| ••• | 3.075" | 25.0" | 2275 fps | ••• | |
| ••• | 3.075" | 25.0" | 2371 fps | ••• | |
| ••• | 3.075" | 25.0" | 2468 fps | ••• | |
| ••• | 3.075" | 25.0" | 2256 fps | ••• | |
| ••• | 3.075" | 25.0" | 2356 fps | ••• | |
| ••• | 3.075" | 25.0" | 2454 fps | ••• | |
| ••• | 3.075" | 24.0" | 2110 fps | ••• | |
| ••• | 3.075" | 25.0" | 2423 fps | ••• | |
| ••• | 3.075" | 24.0" | 2281 fps | ••• | |
| ••• | 3.075" | 24.0" | 2245 fps | ••• | |
| ••• | 3.075" | 25.0" | 2288 fps | ••• | |
| ••• | 3.075" | 25.0" | 2384 fps | ••• | |
| ••• | 3.075" | 25.0" | 2479 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.