Load Specifications
Load data in caliber 7.62 x 53 R Fin. with .308 | 170gr | Swift A-Frame bullet and 91 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are ReloadSwiss RS 60, Alliant Power Pro 2000-MR and Alliant Reloder-17.
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.
A valid access license is required to use the Personalized Load Calculator.
You can find more information in our FAQ: How can I use the Personalized Load Calculator?
Max Load - Barrel Length: 27"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 2015 | <<locked>> | 84% | 50,328 psi | 89% | 2671 fps | 100% |
| Accurate 2495 | <<locked>> | 88% | 48,051 psi | 85% | 2690 fps | 100% |
| Accurate 2520 | <<locked>> | 84% | 49,980 psi | 88% | 2753 fps | 100% |
| Accurate 4064 | <<locked>> | 90% | 48,109 psi | 85% | 2733 fps | 100% |
| Accurate 4350ᴾ | <<locked>> | 100% | 50,198 psi | 89% | 2844 fps | 99.1% |
| ADI AR 2206H | <<locked>> | 86% | 49,168 psi | 87% | 2759 fps | 99.6% |
| ADI AR 2208 | <<locked>> | 92% | 50,299 psi | 89% | 2759 fps | 99.3% |
| ADI Benchmark 8208 | <<locked>> | 84% | 48,544 psi | 86% | 2717 fps | 99.9% |
| Alliant AR-Comp | <<locked>> | 84% | 48,486 psi | 86% | 2700 fps | 100% |
| Alliant Power Pro 2000-MR | <<locked>> | 88% | 48,327 psi | 85% | 2864 fps | 99.2% |
| Alliant Reloder- TS 15.5 | <<locked>> | 92% | 49,806 psi | 88% | 2782 fps | 99.9% |
| Alliant Reloder-15 | <<locked>> | 90% | 50,444 psi | 89% | 2802 fps | 99.5% |
| Alliant Reloder-16ᴾ | <<locked>> | 100% | 49,081 psi | 87% | 2851 fps | 99.2% |
| Alliant Reloder-17 | <<locked>> | 96% | 49,951 psi | 88% | 2894 fps | 99.9% |
| Alliant Reloder-23ᴾ | <<locked>> | 100% | 34,882 psi | 62% | 2589 fps | 97.4% |
| Alliant Reloder-26ᴾ | <<locked>> | 100% | 38,435 psi | 68% | 2726 fps | 96.1% |
| Baschieri & Pellagri 107 | <<locked>> | 86% | 48,631 psi | 86% | 2769 fps | 98.9% |
| Bofors RP3 | <<locked>> | 92% | 49,951 psi | 88% | 2795 fps | 100% |
| Bofors RP7 | <<locked>> | 96% | 50,546 psi | 89% | 2753 fps | 96.1% |
| Hodgdon Benchmark | <<locked>> | 84% | 50,531 psi | 89% | 2703 fps | 100% |
| Hodgdon BL-C2 | <<locked>> | 86% | 50,589 psi | 89% | 2795 fps | 100% |
| Hodgdon CFE223 | <<locked>> | 82% | 48,443 psi | 86% | 2825 fps | 99.3% |
| Hodgdon H380 | <<locked>> | 92% | 51,068 psi | 90% | 2802 fps | 98.8% |
| Hodgdon H414 | <<locked>> | 98% | 50,096 psi | 89% | 2841 fps | 96.9% |
| Hodgdon H4895 | <<locked>> | 86% | 49,588 psi | 88% | 2769 fps | 99.8% |
| Hodgdon Hybrid 100Vᴾ | <<locked>> | 100% | 45,107 psi | 80% | 2730 fps | 99.5% |
| Hodgdon LEVERevolution | <<locked>> | 88% | 48,501 psi | 86% | 2802 fps | 99.9% |
| Hodgdon Superformance | <<locked>> | 98% | 51,010 psi | 90% | 2871 fps | 96.4% |
| Hodgdon TrailBossᴾ | <<locked>> | 100% | 34,954 psi | 62% | 1699 fps | 100% |
| Hodgdon VARGET | <<locked>> | 88% | 50,966 psi | 90% | 2776 fps | 99.9% |
| IMR 3031 | <<locked>> | 86% | 49,095 psi | 87% | 2759 fps | 100% |
| IMR 4064 | <<locked>> | 90% | 49,763 psi | 88% | 2743 fps | 99.4% |
| IMR 4166 Enduron | <<locked>> | 88% | 50,038 psi | 88% | 2713 fps | 96.6% |
| IMR 4350ᴾ | <<locked>> | 100% | 50,589 psi | 89% | 2779 fps | 96.2% |
| IMR 4451 Enduron | <<locked>> | 94% | 49,603 psi | 88% | 2740 fps | 96.4% |
| IMR 4831ᴾ | <<locked>> | 100% | 47,616 psi | 84% | 2785 fps | 98.8% |
| IMR 4895 | <<locked>> | 88% | 48,573 psi | 86% | 2782 fps | 99.6% |
| IMR 8208 XBR | <<locked>> | 84% | 48,544 psi | 86% | 2717 fps | 99.9% |
| Lovex D073.6 | <<locked>> | 86% | 48,312 psi | 85% | 2740 fps | 100% |
| Lovex S060 | <<locked>> | 86% | 49,371 psi | 87% | 2690 fps | 99.6% |
| Lovex S062 | <<locked>> | 90% | 49,356 psi | 87% | 2740 fps | 100% |
| Lovex S065 | <<locked>> | 96% | 48,660 psi | 86% | 2736 fps | 97.7% |
| Lovex S070 | <<locked>> | 98% | 49,168 psi | 87% | 2762 fps | 96.8% |
| Norma 201 | <<locked>> | 86% | 48,269 psi | 85% | 2710 fps | 99.9% |
| Norma 202 | <<locked>> | 86% | 48,646 psi | 86% | 2717 fps | 100% |
| Norma 203B | <<locked>> | 90% | 49,647 psi | 88% | 2789 fps | 99.7% |
| Norma URPᴾ | <<locked>> | 100% | 49,734 psi | 88% | 2838 fps | 99% |
| Ramshot Big Game | <<locked>> | 90% | 49,748 psi | 88% | 2812 fps | 99.6% |
| Ramshot Hunterᴾ | <<locked>> | 100% | 48,849 psi | 86% | 2828 fps | 97.4% |
| Ramshot TAC | <<locked>> | 84% | 48,704 psi | 86% | 2723 fps | 97.8% |
| Ramshot Wild Boar | <<locked>> | 86% | 51,169 psi | 90% | 2799 fps | 99.7% |
| Ramshot X-Terminator | <<locked>> | 82% | 49,429 psi | 87% | 2717 fps | 99.5% |
| ReloadSwiss RS 14ᴾ | <<locked>> | 100% | 35,418 psi | 63% | 1742 fps | 100% |
| ReloadSwiss RS 50 | <<locked>> | 90% | 48,472 psi | 86% | 2730 fps | 97% |
| ReloadSwiss RS 52 | <<locked>> | 88% | 50,227 psi | 89% | 2861 fps | 99.5% |
| ReloadSwiss RS 60 | <<locked>> | 94% | 49,806 psi | 88% | 2897 fps | 100% |
| ReloadSwiss RS 62ᴾ | <<locked>> | 100% | 49,559 psi | 88% | 2864 fps | 98.9% |
| ReloadSwiss RS 70ᴾ | <<locked>> | 100% | 50,401 psi | 89% | 2890 fps | 98.6% |
| Rottweil R 901 | <<locked>> | 84% | 49,487 psi | 87% | 2697 fps | 100% |
| Rottweil R 902 | <<locked>> | 88% | 48,718 psi | 86% | 2710 fps | 99.9% |
| Rottweil R 903 | <<locked>> | 94% | 49,559 psi | 88% | 2782 fps | 99.9% |
| Rottweil R 907 | <<locked>> | 96% | 50,546 psi | 89% | 2753 fps | 96.1% |
| Shooters World Long Rifle | <<locked>> | 96% | 48,660 psi | 86% | 2736 fps | 97.7% |
| Shooters World Match Rifle | <<locked>> | 86% | 48,312 psi | 85% | 2740 fps | 100% |
| Shooters World Precision | <<locked>> | 90% | 49,356 psi | 87% | 2740 fps | 100% |
| Shooters World SW4350 | <<locked>> | 98% | 49,168 psi | 87% | 2762 fps | 96.8% |
| SNPE Vectan SP 11 | <<locked>> | 92% | 48,167 psi | 85% | 2792 fps | 99.5% |
| SNPE Vectan SP 7 | <<locked>> | 86% | 49,966 psi | 88% | 2753 fps | 98.5% |
| SNPE Vectan SP 9 | <<locked>> | 88% | 50,952 psi | 90% | 2785 fps | 99.7% |
| SNPE Vectan Tubal 3000 | <<locked>> | 86% | 49,922 psi | 88% | 2654 fps | 100% |
| SNPE Vectan Tubal 5000 | <<locked>> | 92% | 49,806 psi | 88% | 2657 fps | 100% |
| SNPE Vectan Tubal 7000 | <<locked>> | 96% | 48,515 psi | 86% | 2680 fps | 96.3% |
| Somchem S321 | <<locked>> | 82% | 49,284 psi | 87% | 2746 fps | 100% |
| Somchem S335 | <<locked>> | 86% | 49,313 psi | 87% | 2657 fps | 100% |
| Somchem S341 | <<locked>> | 86% | 49,661 psi | 88% | 2746 fps | 99.6% |
| Somchem S355 | <<locked>> | 94% | 50,430 psi | 89% | 2785 fps | 99.9% |
| Somchem S365ᴾ | <<locked>> | 100% | 44,396 psi | 78% | 2789 fps | 100% |
| Vihtavuori N130 | <<locked>> | 82% | 49,937 psi | 88% | 2625 fps | 100% |
| Vihtavuori N133 | <<locked>> | 86% | 50,053 psi | 88% | 2644 fps | 100% |
| Vihtavuori N135 | <<locked>> | 90% | 50,908 psi | 90% | 2723 fps | 100% |
| Vihtavuori N140 | <<locked>> | 88% | 48,878 psi | 86% | 2694 fps | 100% |
| Vihtavuori N150 | <<locked>> | 94% | 48,341 psi | 85% | 2713 fps | 100% |
| Vihtavuori N160 | <<locked>> | 98% | 48,834 psi | 86% | 2779 fps | 98.7% |
| Vihtavuori N530 | <<locked>> | 84% | 48,718 psi | 86% | 2713 fps | 99.9% |
| Vihtavuori N540 | <<locked>> | 90% | 50,415 psi | 89% | 2740 fps | 100% |
| Vihtavuori N550 | <<locked>> | 98% | 47,935 psi | 85% | 2785 fps | 98.5% |
| Vihtavuori N555ᴾ | <<locked>> | 100% | 37,217 psi | 66% | 2661 fps | 97.3% |
| Winchester 6.5 StaBALL | <<locked>> | 98% | 49,734 psi | 88% | 2766 fps | 99.9% |
| Winchester 748 | <<locked>> | 84% | 48,095 psi | 85% | 2759 fps | 100% |
| Winchester 760 | <<locked>> | 98% | 50,096 psi | 89% | 2841 fps | 96.9% |
| Winchester StaBALL Match | <<locked>> | 88% | 50,343 psi | 89% | 2789 fps | 99.9% |
Recommended = one of the top powders for this cartridge and bullet combination.
Start Load - Barrel Length: 27"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 2015 | <<locked>> | 80% | 44,280 psi | 78% | 2579 fps | 100% |
| Accurate 2495 | <<locked>> | 80% | 36,956 psi | 65% | 2507 fps | 100% |
| Accurate 2520 | <<locked>> | 80% | 43,511 psi | 77% | 2648 fps | 100% |
| Accurate 4064 | <<locked>> | 80% | 34,940 psi | 62% | 2497 fps | 99.8% |
| Accurate 4350 | <<locked>> | 88% | 33,098 psi | 59% | 2516 fps | 95.1% |
| ADI AR 2206H | <<locked>> | 80% | 40,843 psi | 72% | 2605 fps | 98.5% |
| ADI AR 2208 | <<locked>> | 80% | 34,795 psi | 62% | 2461 fps | 96.2% |
| ADI Benchmark 8208 | <<locked>> | 80% | 42,888 psi | 76% | 2615 fps | 99.5% |
| Alliant AR-Comp | <<locked>> | 80% | 42,293 psi | 75% | 2605 fps | 100% |
| Alliant Power Pro 2000-MR | 47.6 gr | 80% | 36,811 psi | 65% | 2621 fps | 96.5% |
| Alliant Reloder- TS 15.5 | <<locked>> | 80% | 34,127 psi | 60% | 2480 fps | 97.7% |
| Alliant Reloder-15 | <<locked>> | 80% | 36,695 psi | 65% | 2539 fps | 97% |
| Alliant Reloder-16 | <<locked>> | 88% | 34,127 psi | 60% | 2533 fps | 95.2% |
| Alliant Reloder-17 | 46.9 gr | 80% | 29,414 psi | 52% | 2434 fps | 95.1% |
| Alliant Reloder-23 | <<locked>> | 96% | 30,908 psi | 55% | 2480 fps | 95.7% |
| Alliant Reloder-26 | <<locked>> | 98% | 35,868 psi | 63% | 2661 fps | 95% |
| Baschieri & Pellagri 107 | <<locked>> | 80% | 39,769 psi | 70% | 2605 fps | 97.3% |
| Bofors RP3 | <<locked>> | 80% | 33,460 psi | 59% | 2480 fps | 97.7% |
| Bofors RP7 | <<locked>> | 94% | 47,514 psi | 84% | 2703 fps | 95.4% |
| Hodgdon Benchmark | <<locked>> | 80% | 44,759 psi | 79% | 2608 fps | 99.9% |
| Hodgdon BL-C2 | <<locked>> | 80% | 41,176 psi | 73% | 2635 fps | 99.7% |
| Hodgdon CFE223 | <<locked>> | 80% | 45,208 psi | 80% | 2769 fps | 98.9% |
| Hodgdon H380 | <<locked>> | 82% | 36,825 psi | 65% | 2536 fps | 95.7% |
| Hodgdon H414 | <<locked>> | 94% | 43,932 psi | 78% | 2733 fps | 95.3% |
| Hodgdon H4895 | <<locked>> | 80% | 41,162 psi | 73% | 2618 fps | 98.9% |
| Hodgdon Hybrid 100V | <<locked>> | 86% | 29,269 psi | 52% | 2379 fps | 95.2% |
| Hodgdon LEVERevolution | <<locked>> | 80% | 37,028 psi | 65% | 2585 fps | 98.6% |
| Hodgdon Superformance | <<locked>> | 96% | 47,616 psi | 84% | 2812 fps | 95.5% |
| Hodgdon TrailBoss | <<locked>> | 80% | 26,136 psi | 46% | 1519 fps | 100% |
| Hodgdon VARGET | <<locked>> | 80% | 39,465 psi | 70% | 2569 fps | 98.6% |
| IMR 3031 | <<locked>> | 80% | 40,408 psi | 71% | 2618 fps | 100% |
| IMR 4064 | <<locked>> | 80% | 36,492 psi | 65% | 2490 fps | 97% |
| IMR 4166 Enduron | <<locked>> | 84% | 44,295 psi | 78% | 2615 fps | 95.2% |
| IMR 4350 | <<locked>> | 98% | 47,543 psi | 84% | 2730 fps | 95.5% |
| IMR 4451 Enduron | <<locked>> | 90% | 43,903 psi | 78% | 2638 fps | 95% |
| IMR 4831 | <<locked>> | 90% | 34,490 psi | 61% | 2530 fps | 95.7% |
| IMR 4895 | <<locked>> | 80% | 37,536 psi | 66% | 2572 fps | 97.9% |
| IMR 8208 XBR | <<locked>> | 80% | 42,888 psi | 76% | 2615 fps | 99.5% |
| Lovex D073.6 | <<locked>> | 80% | 39,595 psi | 70% | 2589 fps | 99.9% |
| Lovex S060 | <<locked>> | 80% | 41,350 psi | 73% | 2549 fps | 98.5% |
| Lovex S062 | <<locked>> | 80% | 36,289 psi | 64% | 2497 fps | 98.6% |
| Lovex S065 | <<locked>> | 88% | 38,058 psi | 67% | 2533 fps | 95% |
| Lovex S070 | <<locked>> | 94% | 43,192 psi | 76% | 2657 fps | 95.3% |
| Norma 201 | <<locked>> | 80% | 40,001 psi | 71% | 2559 fps | 99.2% |
| Norma 202 | <<locked>> | 80% | 40,248 psi | 71% | 2575 fps | 100% |
| Norma 203B | <<locked>> | 80% | 36,056 psi | 64% | 2530 fps | 97.4% |
| Norma URP | <<locked>> | 88% | 33,765 psi | 60% | 2520 fps | 95.1% |
| Ramshot Big Game | <<locked>> | 80% | 35,433 psi | 63% | 2536 fps | 97% |
| Ramshot Hunter | <<locked>> | 94% | 40,219 psi | 71% | 2664 fps | 95.1% |
| Ramshot TAC | <<locked>> | 80% | 42,786 psi | 76% | 2618 fps | 96.6% |
| Ramshot Wild Boar | <<locked>> | 80% | 42,090 psi | 74% | 2638 fps | 98.7% |
| Ramshot X-Terminator | <<locked>> | 80% | 46,296 psi | 82% | 2661 fps | 99.2% |
| ReloadSwiss RS 14 | <<locked>> | 80% | 26,411 psi | 47% | 1558 fps | 100% |
| ReloadSwiss RS 50 | <<locked>> | 86% | 42,656 psi | 75% | 2625 fps | 95.5% |
| ReloadSwiss RS 52 | <<locked>> | 80% | 38,072 psi | 67% | 2638 fps | 97.4% |
| ReloadSwiss RS 60 | 46.9 gr | 80% | 31,314 psi | 55% | 2503 fps | 98.5% |
| ReloadSwiss RS 62 | <<locked>> | 90% | 35,404 psi | 63% | 2589 fps | 95.4% |
| ReloadSwiss RS 70 | <<locked>> | 92% | 38,450 psi | 68% | 2651 fps | 95.4% |
| Rottweil R 901 | <<locked>> | 80% | 43,990 psi | 78% | 2608 fps | 100% |
| Rottweil R 902 | <<locked>> | 80% | 38,145 psi | 67% | 2516 fps | 98.9% |
| Rottweil R 903 | <<locked>> | 80% | 31,430 psi | 56% | 2425 fps | 96.7% |
| Rottweil R 907 | <<locked>> | 94% | 47,514 psi | 84% | 2703 fps | 95.4% |
| Shooters World Long Rifle | <<locked>> | 88% | 38,058 psi | 67% | 2533 fps | 95% |
| Shooters World Match Rifle | <<locked>> | 80% | 39,595 psi | 70% | 2589 fps | 99.9% |
| Shooters World Precision | <<locked>> | 80% | 36,289 psi | 64% | 2497 fps | 98.6% |
| Shooters World SW4350 | <<locked>> | 94% | 43,192 psi | 76% | 2657 fps | 95.3% |
| SNPE Vectan SP 11 | <<locked>> | 80% | 32,605 psi | 58% | 2474 fps | 96.1% |
| SNPE Vectan SP 7 | <<locked>> | 80% | 40,698 psi | 72% | 2585 fps | 96.6% |
| SNPE Vectan SP 9 | <<locked>> | 80% | 39,436 psi | 70% | 2579 fps | 98.2% |
| SNPE Vectan Tubal 3000 | <<locked>> | 80% | 41,655 psi | 74% | 2523 fps | 100% |
| SNPE Vectan Tubal 5000 | <<locked>> | 80% | 34,403 psi | 61% | 2392 fps | 99.9% |
| SNPE Vectan Tubal 7000 | <<locked>> | 94% | 45,397 psi | 80% | 2628 fps | 95.6% |
| Somchem S321 | <<locked>> | 80% | 46,108 psi | 82% | 2694 fps | 99.9% |
| Somchem S335 | <<locked>> | 80% | 41,046 psi | 73% | 2523 fps | 100% |
| Somchem S341 | <<locked>> | 80% | 40,524 psi | 72% | 2589 fps | 98.3% |
| Somchem S355 | <<locked>> | 80% | 32,474 psi | 57% | 2434 fps | 96.8% |
| Somchem S365 | <<locked>> | 84% | 26,687 psi | 47% | 2362 fps | 95.6% |
| Vihtavuori N130 | <<locked>> | 80% | 47,137 psi | 83% | 2585 fps | 100% |
| Vihtavuori N133 | <<locked>> | 80% | 41,858 psi | 74% | 2516 fps | 100% |
| Vihtavuori N135 | <<locked>> | 80% | 37,289 psi | 66% | 2503 fps | 100% |
| Vihtavuori N140 | <<locked>> | 80% | 37,956 psi | 67% | 2510 fps | 100% |
| Vihtavuori N150 | <<locked>> | 80% | 30,821 psi | 54% | 2375 fps | 97.6% |
| Vihtavuori N160 | <<locked>> | 88% | 35,520 psi | 63% | 2523 fps | 95.6% |
| Vihtavuori N530 | <<locked>> | 80% | 42,859 psi | 76% | 2612 fps | 99.6% |
| Vihtavuori N540 | <<locked>> | 80% | 36,622 psi | 65% | 2500 fps | 99.8% |
| Vihtavuori N550 | <<locked>> | 88% | 34,650 psi | 61% | 2523 fps | 95.1% |
| Vihtavuori N555 | <<locked>> | 96% | 32,764 psi | 58% | 2556 fps | 95.8% |
| Winchester 6.5 StaBALL | <<locked>> | 82% | 29,457 psi | 52% | 2346 fps | 95.3% |
| Winchester 748 | <<locked>> | 80% | 42,105 psi | 74% | 2654 fps | 99.8% |
| Winchester 760 | <<locked>> | 94% | 43,932 psi | 78% | 2733 fps | 95.3% |
| Winchester StaBALL Match | <<locked>> | 80% | 38,551 psi | 68% | 2575 fps | 98.5% |
Recommended = one of the top powders for this cartridge and bullet combination.
ᴾ possible press load - work up slowly to this load while watching for signs of excessive pressure.
This overview compares 103 powders for 7.62 x 53 R Fin. loaded with the .308 | 170gr | Swift A-Frame. ReloadSwiss RS 60 delivers the highest muzzle velocity at 2,897 fps; across all powders the maximum-charge window runs from 1,699 fps to 2,897 fps. Accurate 3100 gives the best case fill at 100 %, and 103 of the 103 powders fall inside the usable 80–100 % fill window.
Relative to the caliber's maximum pressure (390 MPa), the top charges use 55–90 %, leaving at least 10 % headroom. The 170.0 gr projectile in 0.308" calls for a 1:6.0 twist; slower twists will usually not stabilise this weight. Accurate 3100, Accurate 4350, ADI AR 2209 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. ReloadSwiss RS 60, Alliant Power Pro 2000-MR, Alliant Reloder-17 rank at the top here: for 7.62 x 53 R Fin. with the .308 | 170gr | Swift A-Frame they combine a high case fill with complete burn and sit in the upper velocity band. As outliers, Accurate 3100, ADI AR 2209, Alliant Reloder-19 burn incompletely and react more sensitively to barrel length and temperature. Always begin at the start load and work up in small increments while checking case and primer for pressure signs.