Load data for .300 Weath. Mag. + 240gr Sierra HPBT LR MatchKing
Based on C.I.P., the max. allowed case length is 2.825 in / 71.75 mm, the max. cartridge length is 3.560 in / 90.42 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Based on C.I.P., the max. allowed case length is 2.825 in / 71.75 mm, the max. cartridge length is 3.560 in / 90.42 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Load Specifications
ImperialMetric
Cartridge:.300 Weath. Mag. load data
Case Length (L3):2.824" | 71.7 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.890" | 22.6 mm
Case Capacity:98.9 gow | 6.41 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:1:11.0
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Community Loads for .300 Weath. Mag. + 240gr Sierra HPBT LR 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) |
|---|---|---|---|---|---|
| 62.7 gr | 3.560" | 24.0" | 2332 fps | ••• | |
| 65.4 gr | 3.560" | 24.0" | 2423 fps | ••• | |
| 67.9 gr | 3.560" | 24.0" | 2504 fps | ••• | |
| ••• | 3.560" | 24.0" | 2574 fps | ••• | |
| ••• | 3.560" | 24.0" | 2423 fps | ••• | |
| ••• | 3.560" | 24.0" | 2487 fps | ••• | |
| ••• | 3.560" | 24.0" | 2549 fps | ••• | |
| ••• | 3.560" | 24.0" | 2607 fps | ••• | |
| ••• | 3.560" | 24.0" | 2661 fps | ••• | |
| ••• | 3.560" | 24.0" | 2332 fps | ••• | |
| ••• | 3.560" | 24.0" | 2407 fps | ••• | |
| ••• | 3.560" | 24.0" | 2472 fps | ••• | |
| ••• | 3.560" | 24.0" | 2537 fps | ••• | |
| ••• | 3.560" | 24.0" | 2601 fps | ••• | |
| ••• | 3.560" | 24.0" | 2632 fps | ••• | |
| ••• | 3.560" | 24.0" | 2371 fps | ••• | |
| ••• | 3.560" | 24.0" | 2462 fps | ••• | |
| ••• | 3.560" | 24.0" | 2543 fps | ••• | |
| ••• | 3.560" | 24.0" | 2619 fps | ••• | |
| ••• | 3.560" | 24.0" | 2621 fps | ••• | |
| ••• | 3.560" | 24.0" | 2645 fps | ••• | |
| ••• | 3.560" | 24.0" | 2664 fps | ••• | |
| ••• | 3.560" | 24.0" | 2408 fps | ••• | |
| ••• | 3.560" | 24.0" | 2480 fps | ••• | |
| ••• | 3.560" | 24.0" | 2549 fps | ••• | |
| ••• | 3.560" | 24.0" | 2618 fps | ••• | |
| ••• | 3.560" | 24.0" | 2682 fps | ••• | |
| ••• | 3.560" | 24.0" | 2351 fps | ••• | |
| ••• | 3.560" | 24.0" | 2415 fps | ••• | |
| ••• | 3.560" | 24.0" | 2473 fps | ••• | |
| ••• | 3.560" | 24.0" | 2530 fps | ••• | |
| ••• | 3.560" | 24.0" | 2590 fps | ••• | |
| ••• | 3.560" | 24.0" | 2443 fps | ••• | |
| ••• | 3.560" | 24.0" | 2501 fps | ••• | |
| ••• | 3.560" | 24.0" | 2560 fps | ••• | |
| ••• | 3.560" | 24.0" | 2617 fps | ••• | |
| ••• | 3.560" | 24.0" | 2670 fps | ••• | |
| ••• | 3.560" | 24.0" | 2461 fps | ••• | |
| ••• | 3.560" | 24.0" | 2510 fps | ••• | |
| ••• | 3.560" | 24.0" | 2556 fps | ••• | |
| ••• | 3.560" | 24.0" | 2601 fps | ••• | |
| ••• | 3.560" | 24.0" | 2409 fps | ••• | |
| ••• | 3.560" | 24.0" | 2477 fps | ••• | |
| ••• | 3.560" | 24.0" | 2540 fps | ••• | |
| ••• | 3.560" | 24.0" | 2598 fps | ••• | |
| ••• | 3.560" | 24.0" | 2651 fps | ••• | |
| ••• | 3.560" | 24.0" | 2741 fps | ••• | |
| ••• | 3.560" | 24.0" | 2747 fps | ••• | |
| ••• | 3.560" | 24.0" | 2757 fps | ••• | |
| ••• | 3.560" | 24.0" | 2763 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.