
Load Specifications
Load data in caliber .308 Norma Mag. with .308 | 180gr | Hornady InterBond bullet and 104 powders. The key underlying parameters are shown in the table above.
Important Notice: DO NOT go below Minimum Charge or above Maximum Charge. Since we have no control over the equipment and components used, any responsibility and liability for the results achieved is rejected.
Only powders/loads that match the current filter criteria are displayed: max pressure of a load ≤ 90% of max. standardized pressure, fill rate ≥ 80% and propellant combustion ≥ 95%. Use the sliders above the tables to adjust these thresholds.
Charge: Powder weight in grains. Start with the minimum load and work up carefully.
FR (Fill Rate): Case fill as a percentage. Values above 100% mean compressed loads.
MaxP / %: Maximum chamber pressure in bar and as a percentage of the standardized maximum for this caliber.
V(0): Muzzle velocity in feet per second (fps) at the standardized barrel length.
z (Powder Burn): Estimated propellant combustion percentage at bullet exit.
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Max Load - Barrel Length: 24"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 2495 | <<locked>> | 84% | 55,912 psi | 88% | 2723 fps | 100% |
| Accurate 2700 | <<locked>> | 86% | 57,421 psi | 90% | 2792 fps | 98.8% |
| Accurate 3100ᴾ | <<locked>> | 100% | 50,676 psi | 79% | 2772 fps | 99.1% |
| Accurate 4064 | <<locked>> | 86% | 56,318 psi | 88% | 2779 fps | 100% |
| Accurate 4350 | <<locked>> | 94% | 56,913 psi | 89% | 2884 fps | 100% |
| Accurate High Countryᴾ | <<locked>> | 100% | 55,405 psi | 87% | 2966 fps | 97.2% |
| ADI AR 2206H | <<locked>> | 82% | 55,376 psi | 87% | 2802 fps | 100% |
| ADI AR 2208 | <<locked>> | 88% | 56,608 psi | 89% | 2812 fps | 100% |
| ADI AR 2209 | <<locked>> | 98% | 54,070 psi | 85% | 2864 fps | 97.7% |
| ADI Benchmark 8208 | <<locked>> | 82% | 57,566 psi | 90% | 2799 fps | 100% |
| Alliant Power Pro 2000-MR | <<locked>> | 84% | 55,767 psi | 87% | 2933 fps | 100% |
| Alliant Power Pro Varmint | <<locked>> | 98% | 54,099 psi | 85% | 2861 fps | 97.7% |
| Alliant Reloder- TS 15.5 | <<locked>> | 88% | 57,072 psi | 89% | 2828 fps | 100% |
| Alliant Reloder-15 | <<locked>> | 86% | 57,595 psi | 90% | 2858 fps | 100% |
| Alliant Reloder-16 | <<locked>> | 96% | 57,334 psi | 90% | 2933 fps | 100% |
| Alliant Reloder-17 | <<locked>> | 90% | 54,955 psi | 86% | 2907 fps | 100% |
| Alliant Reloder-19ᴾ | <<locked>> | 100% | 56,942 psi | 89% | 2907 fps | 98.2% |
| Alliant Reloder-22ᴾ | <<locked>> | 100% | 50,328 psi | 79% | 2848 fps | 97.2% |
| Alliant Reloder-23ᴾ | <<locked>> | 100% | 47,587 psi | 75% | 2792 fps | 100% |
| Alliant Reloder-25ᴾ | <<locked>> | 100% | 41,553 psi | 65% | 2710 fps | 98.3% |
| Alliant Reloder-26ᴾ | <<locked>> | 100% | 54,563 psi | 86% | 2982 fps | 100% |
| Baschieri & Pellagri 107 | <<locked>> | 82% | 55,259 psi | 87% | 2822 fps | 100% |
| Bofors RP15ᴾ | <<locked>> | 100% | 46,180 psi | 72% | 2772 fps | 96% |
| Bofors RP3 | <<locked>> | 86% | 54,462 psi | 85% | 2799 fps | 100% |
| Bofors RP5ᴾ | <<locked>> | 100% | 50,328 psi | 79% | 2848 fps | 97.2% |
| Bofors RP7 | <<locked>> | 92% | 57,450 psi | 90% | 2831 fps | 98.9% |
| Hodgdon BL-C2 | <<locked>> | 82% | 57,653 psi | 90% | 2831 fps | 100% |
| Hodgdon H380 | <<locked>> | 86% | 54,839 psi | 86% | 2812 fps | 99.9% |
| Hodgdon H414 | <<locked>> | 92% | 55,303 psi | 87% | 2877 fps | 99.1% |
| Hodgdon H4350 | <<locked>> | 90% | 55,419 psi | 87% | 2838 fps | 98.2% |
| Hodgdon H4831ᴾ | <<locked>> | 100% | 55,651 psi | 87% | 2858 fps | 96% |
| Hodgdon H4895 | <<locked>> | 82% | 55,970 psi | 88% | 2812 fps | 100% |
| Hodgdon Hybrid 100V | <<locked>> | 98% | 57,653 psi | 90% | 2854 fps | 100% |
| Hodgdon LEVERevolution | <<locked>> | 84% | 56,260 psi | 88% | 2851 fps | 100% |
| Hodgdon Superformance | <<locked>> | 92% | 55,608 psi | 87% | 2917 fps | 99% |
| Hodgdon TrailBossᴾ | <<locked>> | 100% | 36,289 psi | 57% | 1732 fps | 100% |
| Hodgdon VARGET | <<locked>> | 84% | 57,087 psi | 89% | 2815 fps | 100% |
| IMR 3031 | <<locked>> | 82% | 56,623 psi | 89% | 2789 fps | 100% |
| IMR 4064 | <<locked>> | 86% | 55,956 psi | 88% | 2792 fps | 100% |
| IMR 4166 Enduron | <<locked>> | 84% | 55,201 psi | 87% | 2772 fps | 99% |
| IMR 4350 | <<locked>> | 94% | 54,708 psi | 86% | 2812 fps | 98.6% |
| IMR 4451 Enduron | <<locked>> | 90% | 55,753 psi | 87% | 2808 fps | 99% |
| IMR 4831 | <<locked>> | 96% | 57,072 psi | 89% | 2871 fps | 100% |
| IMR 4895 | <<locked>> | 84% | 55,448 psi | 87% | 2831 fps | 100% |
| IMR 4955 Enduronᴾ | <<locked>> | 100% | 57,276 psi | 90% | 2848 fps | 96.6% |
| IMR 8208 XBR | <<locked>> | 82% | 57,566 psi | 90% | 2799 fps | 100% |
| Lovex D073.6 | <<locked>> | 82% | 55,637 psi | 87% | 2776 fps | 100% |
| Lovex S060 | <<locked>> | 84% | 57,667 psi | 90% | 2776 fps | 100% |
| Lovex S062 | <<locked>> | 86% | 56,289 psi | 88% | 2789 fps | 100% |
| Lovex S065 | <<locked>> | 92% | 55,608 psi | 87% | 2802 fps | 99.7% |
| Lovex S070 | <<locked>> | 94% | 56,942 psi | 89% | 2844 fps | 99.3% |
| Lovex S071ᴾ | <<locked>> | 100% | 42,206 psi | 66% | 2628 fps | 97.7% |
| Norma 201 | <<locked>> | 84% | 57,551 psi | 90% | 2795 fps | 100% |
| Norma 202 | <<locked>> | 82% | 54,839 psi | 86% | 2746 fps | 100% |
| Norma 203B | <<locked>> | 86% | 56,884 psi | 89% | 2841 fps | 100% |
| Norma 204 | <<locked>> | 94% | 55,535 psi | 87% | 2861 fps | 97.8% |
| Norma MRPᴾ | <<locked>> | 100% | 53,505 psi | 84% | 2933 fps | 99% |
| Norma URP | <<locked>> | 94% | 55,521 psi | 87% | 2867 fps | 100% |
| Ramshot Big Game | <<locked>> | 86% | 57,580 psi | 90% | 2867 fps | 100% |
| Ramshot Hunter | <<locked>> | 94% | 54,230 psi | 85% | 2867 fps | 99.5% |
| Ramshot Magnumᴾ | <<locked>> | 100% | 43,888 psi | 69% | 2710 fps | 96.2% |
| Ramshot TAC | <<locked>> | 82% | 57,682 psi | 90% | 2828 fps | 99.9% |
| ReloadSwiss RS 14ᴾ | <<locked>> | 100% | 36,811 psi | 58% | 1772 fps | 100% |
| ReloadSwiss RS 50 | <<locked>> | 86% | 54,824 psi | 86% | 2795 fps | 99.3% |
| ReloadSwiss RS 52 | <<locked>> | 82% | 54,679 psi | 86% | 2867 fps | 100% |
| ReloadSwiss RS 60 | <<locked>> | 88% | 54,650 psi | 86% | 2900 fps | 100% |
| ReloadSwiss RS 62 | <<locked>> | 94% | 56,637 psi | 89% | 2907 fps | 100% |
| ReloadSwiss RS 70 | <<locked>> | 94% | 55,245 psi | 87% | 2933 fps | 100% |
| Rottweil R 902 | <<locked>> | 84% | 54,781 psi | 86% | 2749 fps | 100% |
| Rottweil R 903 | <<locked>> | 88% | 54,563 psi | 86% | 2795 fps | 100% |
| Rottweil R 904 | <<locked>> | 98% | 56,043 psi | 88% | 2838 fps | 96.9% |
| Rottweil R 905ᴾ | <<locked>> | 100% | 56,202 psi | 88% | 2894 fps | 98.2% |
| Rottweil R 907 | <<locked>> | 92% | 57,450 psi | 90% | 2831 fps | 98.9% |
| Shooters World Long Rifle | <<locked>> | 92% | 55,608 psi | 87% | 2802 fps | 99.7% |
| Shooters World Match Rifle | <<locked>> | 82% | 55,637 psi | 87% | 2776 fps | 100% |
| Shooters World Precision | <<locked>> | 86% | 56,289 psi | 88% | 2789 fps | 100% |
| Shooters World SW4350 | <<locked>> | 94% | 56,942 psi | 89% | 2844 fps | 99.3% |
| SNPE Vectan SP 11 | <<locked>> | 88% | 56,028 psi | 88% | 2851 fps | 100% |
| SNPE Vectan SP 7 | <<locked>> | 82% | 56,594 psi | 89% | 2812 fps | 99.9% |
| SNPE Vectan SP 9 | <<locked>> | 84% | 57,450 psi | 90% | 2828 fps | 100% |
| SNPE Vectan Tubal 3000 | <<locked>> | 82% | 54,984 psi | 86% | 2680 fps | 100% |
| SNPE Vectan Tubal 5000 | <<locked>> | 88% | 55,724 psi | 87% | 2684 fps | 100% |
| SNPE Vectan Tubal 7000 | <<locked>> | 92% | 55,419 psi | 87% | 2756 fps | 99% |
| SNPE Vectan Tubal 8000ᴾ | <<locked>> | 100% | 55,709 psi | 87% | 2890 fps | 98.1% |
| Somchem S335 | <<locked>> | 82% | 54,795 psi | 86% | 2680 fps | 100% |
| Somchem S341 | <<locked>> | 82% | 56,260 psi | 88% | 2795 fps | 100% |
| Somchem S355 | <<locked>> | 88% | 54,534 psi | 85% | 2789 fps | 100% |
| Somchem S365 | <<locked>> | 96% | 54,418 psi | 85% | 2867 fps | 100% |
| Somchem S385ᴾ | <<locked>> | 100% | 56,695 psi | 89% | 2867 fps | 98.9% |
| Vihtavuori N133 | <<locked>> | 82% | 55,434 psi | 87% | 2664 fps | 100% |
| Vihtavuori N135 | <<locked>> | 84% | 54,897 psi | 86% | 2707 fps | 100% |
| Vihtavuori N140 | <<locked>> | 84% | 55,492 psi | 87% | 2726 fps | 100% |
| Vihtavuori N150 | <<locked>> | 90% | 55,753 psi | 87% | 2762 fps | 100% |
| Vihtavuori N160 | <<locked>> | 92% | 54,128 psi | 85% | 2808 fps | 100% |
| Vihtavuori N165ᴾ | <<locked>> | 100% | 49,066 psi | 77% | 2736 fps | 97.3% |
| Vihtavuori N540 | <<locked>> | 86% | 56,913 psi | 89% | 2769 fps | 100% |
| Vihtavuori N550 | <<locked>> | 94% | 56,840 psi | 89% | 2867 fps | 100% |
| Vihtavuori N555ᴾ | <<locked>> | 100% | 53,127 psi | 83% | 2867 fps | 100% |
| Vihtavuori N560ᴾ | <<locked>> | 100% | 54,027 psi | 85% | 2923 fps | 96.1% |
| Winchester 6.5 StaBALL | <<locked>> | 94% | 57,566 psi | 90% | 2831 fps | 100% |
| Winchester 760 | <<locked>> | 92% | 55,535 psi | 87% | 2881 fps | 99.2% |
| Winchester StaBALL HDᴾ | <<locked>> | 100% | 42,801 psi | 67% | 2838 fps | 100% |
| Winchester StaBALL Match | <<locked>> | 84% | 57,508 psi | 90% | 2835 fps | 100% |
| Winchester Supreme 780ᴾ | <<locked>> | 100% | 53,417 psi | 84% | 2812 fps | 97.5% |
Start Load - Barrel Length: 24"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 2495 | <<locked>> | 80% | 49,110 psi | 77% | 2631 fps | 100% |
| Accurate 2700 | <<locked>> | 80% | 47,210 psi | 74% | 2628 fps | 97% |
| Accurate 3100 | <<locked>> | 90% | 36,042 psi | 56% | 2500 fps | 95.9% |
| Accurate 4064 | <<locked>> | 80% | 46,499 psi | 73% | 2635 fps | 100% |
| Accurate 4350 | <<locked>> | 80% | 35,085 psi | 55% | 2493 fps | 97.3% |
| Accurate High Country | <<locked>> | 96% | 48,066 psi | 75% | 2844 fps | 95.5% |
| ADI AR 2206H | <<locked>> | 80% | 51,924 psi | 81% | 2753 fps | 100% |
| ADI AR 2208 | <<locked>> | 80% | 44,179 psi | 69% | 2608 fps | 99.5% |
| ADI AR 2209 | <<locked>> | 92% | 44,527 psi | 70% | 2694 fps | 95.4% |
| ADI Benchmark 8208 | <<locked>> | 80% | 54,027 psi | 85% | 2749 fps | 100% |
| Alliant Power Pro 2000-MR | <<locked>> | 80% | 48,298 psi | 76% | 2812 fps | 99.9% |
| Alliant Power Pro Varmint | <<locked>> | 92% | 44,643 psi | 70% | 2694 fps | 95.5% |
| Alliant Reloder- TS 15.5 | <<locked>> | 80% | 44,440 psi | 70% | 2631 fps | 100% |
| Alliant Reloder-15 | <<locked>> | 80% | 47,500 psi | 74% | 2697 fps | 99.8% |
| Alliant Reloder-16 | <<locked>> | 80% | 34,606 psi | 54% | 2503 fps | 97.4% |
| Alliant Reloder-17 | <<locked>> | 80% | 38,914 psi | 61% | 2625 fps | 99.6% |
| Alliant Reloder-19 | <<locked>> | 92% | 44,121 psi | 69% | 2687 fps | 95.4% |
| Alliant Reloder-22 | <<locked>> | 96% | 44,266 psi | 69% | 2736 fps | 95.7% |
| Alliant Reloder-23 | <<locked>> | 82% | 26,948 psi | 42% | 2316 fps | 95.6% |
| Alliant Reloder-25 | <<locked>> | 94% | 34,461 psi | 54% | 2536 fps | 95.7% |
| Alliant Reloder-26 | <<locked>> | 86% | 32,880 psi | 52% | 2543 fps | 96% |
| Baschieri & Pellagri 107 | <<locked>> | 80% | 51,677 psi | 81% | 2769 fps | 99.9% |
| Bofors RP15 | <<locked>> | 98% | 43,410 psi | 68% | 2717 fps | 95.2% |
| Bofors RP3 | <<locked>> | 80% | 44,599 psi | 70% | 2641 fps | 100% |
| Bofors RP5 | <<locked>> | 96% | 44,266 psi | 69% | 2736 fps | 95.7% |
| Bofors RP7 | <<locked>> | 80% | 39,508 psi | 62% | 2513 fps | 95.2% |
| Hodgdon BL-C2 | <<locked>> | 80% | 53,853 psi | 84% | 2779 fps | 100% |
| Hodgdon H380 | <<locked>> | 80% | 45,063 psi | 71% | 2648 fps | 99% |
| Hodgdon H414 | <<locked>> | 80% | 37,231 psi | 58% | 2539 fps | 95.1% |
| Hodgdon H4350 | <<locked>> | 82% | 42,844 psi | 67% | 2615 fps | 95.4% |
| Hodgdon H4831 | <<locked>> | 98% | 52,025 psi | 82% | 2802 fps | 95.2% |
| Hodgdon H4895 | <<locked>> | 80% | 52,533 psi | 82% | 2759 fps | 100% |
| Hodgdon Hybrid 100V | <<locked>> | 80% | 32,039 psi | 50% | 2402 fps | 98% |
| Hodgdon LEVERevolution | <<locked>> | 80% | 49,139 psi | 77% | 2746 fps | 100% |
| Hodgdon Superformance | <<locked>> | 82% | 38,740 psi | 61% | 2602 fps | 95.1% |
| Hodgdon TrailBoss | <<locked>> | 80% | 26,977 psi | 42% | 1545 fps | 100% |
| Hodgdon VARGET | <<locked>> | 80% | 50,401 psi | 79% | 2713 fps | 100% |
| IMR 3031 | <<locked>> | 80% | 53,171 psi | 83% | 2743 fps | 100% |
| IMR 4064 | <<locked>> | 80% | 46,456 psi | 73% | 2641 fps | 99.8% |
| IMR 4166 Enduron | <<locked>> | 80% | 48,878 psi | 77% | 2667 fps | 98.1% |
| IMR 4350 | <<locked>> | 84% | 40,132 psi | 63% | 2549 fps | 95.4% |
| IMR 4451 Enduron | <<locked>> | 80% | 40,988 psi | 64% | 2546 fps | 96.1% |
| IMR 4831 | <<locked>> | 80% | 33,968 psi | 53% | 2451 fps | 97% |
| IMR 4895 | <<locked>> | 80% | 48,733 psi | 76% | 2726 fps | 100% |
| IMR 4955 Enduron | <<locked>> | 96% | 50,633 psi | 79% | 2743 fps | 95.1% |
| IMR 8208 XBR | <<locked>> | 80% | 54,027 psi | 85% | 2749 fps | 100% |
| Lovex D073.6 | <<locked>> | 80% | 52,141 psi | 82% | 2730 fps | 100% |
| Lovex S060 | <<locked>> | 80% | 51,068 psi | 80% | 2677 fps | 100% |
| Lovex S062 | <<locked>> | 80% | 46,601 psi | 73% | 2641 fps | 100% |
| Lovex S065 | <<locked>> | 80% | 38,435 psi | 60% | 2493 fps | 96.9% |
| Lovex S070 | <<locked>> | 80% | 36,637 psi | 57% | 2470 fps | 95.1% |
| Lovex S071 | <<locked>> | 94% | 34,635 psi | 54% | 2467 fps | 95.3% |
| Norma 201 | <<locked>> | 80% | 50,821 psi | 80% | 2697 fps | 100% |
| Norma 202 | <<locked>> | 80% | 51,401 psi | 81% | 2697 fps | 100% |
| Norma 203B | <<locked>> | 80% | 46,876 psi | 73% | 2684 fps | 99.9% |
| Norma 204 | <<locked>> | 88% | 45,237 psi | 71% | 2687 fps | 95.5% |
| Norma MRP | <<locked>> | 90% | 37,942 psi | 59% | 2631 fps | 95.1% |
| Norma URP | <<locked>> | 80% | 35,070 psi | 55% | 2487 fps | 97.2% |
| Ramshot Big Game | <<locked>> | 80% | 46,992 psi | 74% | 2703 fps | 99.9% |
| Ramshot Hunter | <<locked>> | 82% | 36,347 psi | 57% | 2526 fps | 95.8% |
| Ramshot Magnum | <<locked>> | 98% | 41,002 psi | 64% | 2651 fps | 95.2% |
| Ramshot TAC | <<locked>> | 80% | 53,998 psi | 85% | 2772 fps | 99.7% |
| ReloadSwiss RS 14 | <<locked>> | 80% | 27,528 psi | 43% | 1585 fps | 100% |
| ReloadSwiss RS 50 | <<locked>> | 80% | 45,121 psi | 71% | 2631 fps | 97.9% |
| ReloadSwiss RS 52 | <<locked>> | 80% | 51,111 psi | 80% | 2812 fps | 100% |
| ReloadSwiss RS 60 | <<locked>> | 80% | 41,379 psi | 65% | 2684 fps | 100% |
| ReloadSwiss RS 62 | <<locked>> | 80% | 34,896 psi | 55% | 2510 fps | 96.9% |
| ReloadSwiss RS 70 | <<locked>> | 80% | 34,098 psi | 53% | 2510 fps | 96% |
| Rottweil R 902 | <<locked>> | 80% | 48,588 psi | 76% | 2654 fps | 100% |
| Rottweil R 903 | <<locked>> | 80% | 42,003 psi | 66% | 2589 fps | 99.8% |
| Rottweil R 904 | <<locked>> | 94% | 49,168 psi | 77% | 2726 fps | 95.4% |
| Rottweil R 905 | <<locked>> | 92% | 43,004 psi | 67% | 2667 fps | 95.3% |
| Rottweil R 907 | <<locked>> | 80% | 39,508 psi | 62% | 2513 fps | 95.2% |
| Shooters World Long Rifle | <<locked>> | 80% | 38,435 psi | 60% | 2493 fps | 96.9% |
| Shooters World Match Rifle | <<locked>> | 80% | 52,141 psi | 82% | 2730 fps | 100% |
| Shooters World Precision | <<locked>> | 80% | 46,601 psi | 73% | 2641 fps | 100% |
| Shooters World SW4350 | <<locked>> | 80% | 36,637 psi | 57% | 2470 fps | 95.1% |
| SNPE Vectan SP 11 | <<locked>> | 80% | 43,062 psi | 67% | 2641 fps | 99.7% |
| SNPE Vectan SP 7 | <<locked>> | 80% | 52,808 psi | 83% | 2753 fps | 99.8% |
| SNPE Vectan SP 9 | <<locked>> | 80% | 50,415 psi | 79% | 2723 fps | 100% |
| SNPE Vectan Tubal 3000 | <<locked>> | 80% | 51,692 psi | 81% | 2635 fps | 100% |
| SNPE Vectan Tubal 5000 | <<locked>> | 80% | 43,569 psi | 68% | 2507 fps | 100% |
| SNPE Vectan Tubal 7000 | <<locked>> | 80% | 37,753 psi | 59% | 2441 fps | 95.3% |
| SNPE Vectan Tubal 8000 | <<locked>> | 92% | 42,598 psi | 67% | 2661 fps | 95.2% |
| Somchem S335 | <<locked>> | 80% | 51,459 psi | 81% | 2635 fps | 100% |
| Somchem S341 | <<locked>> | 80% | 52,547 psi | 82% | 2743 fps | 100% |
| Somchem S355 | <<locked>> | 80% | 42,438 psi | 67% | 2589 fps | 99.8% |
| Somchem S365 | <<locked>> | 80% | 31,546 psi | 49% | 2448 fps | 99.1% |
| Somchem S385 | <<locked>> | 90% | 41,017 psi | 64% | 2598 fps | 95.6% |
| Vihtavuori N133 | <<locked>> | 80% | 52,214 psi | 82% | 2618 fps | 100% |
| Vihtavuori N135 | <<locked>> | 80% | 48,501 psi | 76% | 2618 fps | 100% |
| Vihtavuori N140 | <<locked>> | 80% | 48,762 psi | 76% | 2631 fps | 100% |
| Vihtavuori N150 | <<locked>> | 80% | 40,466 psi | 63% | 2520 fps | 100% |
| Vihtavuori N160 | <<locked>> | 80% | 36,448 psi | 57% | 2490 fps | 97.5% |
| Vihtavuori N165 | <<locked>> | 96% | 42,917 psi | 67% | 2628 fps | 95.8% |
| Vihtavuori N540 | <<locked>> | 80% | 47,079 psi | 74% | 2625 fps | 100% |
| Vihtavuori N550 | <<locked>> | 80% | 35,940 psi | 56% | 2490 fps | 97.2% |
| Vihtavuori N555 | <<locked>> | 82% | 29,370 psi | 46% | 2388 fps | 95.8% |
| Vihtavuori N560 | <<locked>> | 98% | 50,343 psi | 79% | 2858 fps | 95.2% |
| Winchester 6.5 StaBALL | <<locked>> | 80% | 35,723 psi | 56% | 2464 fps | 99.2% |
| Winchester 760 | <<locked>> | 80% | 37,231 psi | 58% | 2539 fps | 95.1% |
| Winchester StaBALL HD | <<locked>> | 84% | 25,367 psi | 40% | 2336 fps | 95.1% |
| Winchester StaBALL Match | <<locked>> | 80% | 50,357 psi | 79% | 2730 fps | 100% |
| Winchester Supreme 780 | <<locked>> | 94% | 43,236 psi | 68% | 2635 fps | 95% |
ᴾ possible press load - work up slowly to this load while watching for signs of excessive pressure.
This overview compares 104 powders for .308 Norma Mag. loaded with the .308 | 180gr | Hornady InterBond. Alliant Reloder-26 delivers the highest muzzle velocity at 2,982 fps; across all powders the maximum-charge window runs from 1,732 fps to 2,982 fps. Accurate 3100 gives the best case fill at 100 %, and 104 of the 104 powders fall inside the usable 80–100 % fill window.
Relative to the caliber's maximum pressure (440 MPa), the top charges use 57–90 %, leaving at least 10 % headroom. The 180.0 gr projectile in 0.308" calls for a 1:11.0 twist; slower twists will usually not stabilise this weight. Accurate 3100, Accurate High Country, Alliant Reloder-19 reach 100 % fill or more at maximum charge, so these are compressed loads: they need a long drop tube to seat cleanly and react sensitively to the case capacity of your own brass lot. Always begin at the start load and work up in small increments while checking case and primer for pressure signs.