Load data for .300 Win. Mag. + .308 | 187gr | Peregrine VLR5 (VLR-5)

.300 Win. Mag. cartridge drawing
Peregrine logo

Load Specifications

Bullet Manufacturer:Peregrine
Bullet Weight:187 gr
Bullet Diameter:0.308"
Bullet Length:<<locked>>
Case Length (l3):2.62"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:90.5 Grains of Water
Primer Size:Large Rifle Magnum (LRM)
Barrel Length:24"
Max. allowed Pressure:62,366 psi
Recommended Twist Rate:1:10.5

Load data in caliber .300 Win. Mag. with .308 | 187gr | Peregrine VLR5 (VLR-5) bullet and 194 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are ReloadSwiss RS 70, Alliant Reloder-26 and Hodgdon Superformance.

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: 24"

PowderChargeFRMaxP%V(0)z
Accurate 2495<<locked>>82%53,345 psi86%2648 fps100%
Accurate 2495<<locked>>82%53,345 psi86%2648 fps100%
Accurate 2700<<locked>>84%55,172 psi88%2723 fps98.9%
Accurate 2700<<locked>>84%55,172 psi88%2723 fps98.9%
Accurate 3100ᴾ<<locked>>100%52,576 psi84%2766 fps99.6%
Accurate 3100ᴾ<<locked>>100%52,576 psi84%2766 fps99.6%
Accurate 4064<<locked>>84%53,954 psi87%2703 fps100%
Accurate 4064<<locked>>84%53,954 psi87%2703 fps100%
Accurate 4350<<locked>>92%54,911 psi88%2815 fps100%
Accurate 4350<<locked>>92%54,911 psi88%2815 fps100%
Accurate High Country<<locked>>98%53,722 psi86%2904 fps97.5%
Accurate MAGPROᴾ<<locked>>100%54,897 psi88%2904 fps96.4%
Accurate MAGPROᴾ<<locked>>100%54,897 psi88%2904 fps96.4%
ADI AR 2208<<locked>>86%54,621 psi88%2743 fps100%
ADI AR 2208<<locked>>86%54,621 psi88%2743 fps100%
ADI AR 2209<<locked>>98%56,173 psi90%2861 fps98.6%
ADI AR 2209<<locked>>98%56,173 psi90%2861 fps98.6%
ADI AR 2213ᴾ<<locked>>100%53,679 psi86%2854 fps97.1%
ADI AR 2213ᴾ<<locked>>100%53,679 psi86%2854 fps97.1%
Alliant Power Pro 2000-MR<<locked>>82%53,737 psi86%2858 fps100%
Alliant Power Pro 2000-MR<<locked>>82%53,737 psi86%2858 fps100%
Alliant Power Pro Varmint<<locked>>98%56,289 psi90%2858 fps98.6%
Alliant Reloder- TS 15.5<<locked>>86%55,259 psi89%2762 fps100%
Alliant Reloder- TS 15.5<<locked>>86%55,259 psi89%2762 fps100%
Alliant Reloder-15<<locked>>84%55,550 psi89%2785 fps100%
Alliant Reloder-15<<locked>>84%55,550 psi89%2785 fps100%
Alliant Reloder-16<<locked>>94%55,999 psi90%2871 fps100%
Alliant Reloder-16<<locked>>94%55,999 psi90%2871 fps100%
Alliant Reloder-17<<locked>>88%53,447 psi86%2841 fps100%
Alliant Reloder-17<<locked>>88%53,447 psi86%2841 fps100%
Alliant Reloder-19<<locked>>98%55,434 psi89%2848 fps98.5%
Alliant Reloder-19<<locked>>98%55,434 psi89%2848 fps98.5%
Alliant Reloder-22ᴾ<<locked>>100%52,431 psi84%2848 fps98.2%
Alliant Reloder-22ᴾ<<locked>>100%52,431 psi84%2848 fps98.2%
Alliant Reloder-23ᴾ<<locked>>100%49,371 psi79%2779 fps100%
Alliant Reloder-23ᴾ<<locked>>100%49,371 psi79%2779 fps100%
Alliant Reloder-25ᴾ<<locked>>100%43,018 psi69%2710 fps99.1%
Alliant Reloder-25ᴾ<<locked>>100%43,018 psi69%2710 fps99.1%
Alliant Reloder-26<<locked>>98%52,910 psi85%2917 fps100%
Alliant Reloder-26<<locked>>98%52,910 psi85%2917 fps100%
Bofors RP15ᴾ<<locked>>100%47,993 psi77%2772 fps97.2%
Bofors RP15ᴾ<<locked>>100%47,993 psi77%2772 fps97.2%
Bofors RP3<<locked>>86%55,883 psi90%2776 fps100%
Bofors RP3<<locked>>86%55,883 psi90%2776 fps100%
Bofors RP5ᴾ<<locked>>100%52,431 psi84%2848 fps98.2%
Bofors RP5ᴾ<<locked>>100%52,431 psi84%2848 fps98.2%
Bofors RP7<<locked>>90%55,463 psi89%2766 fps99.1%
Bofors RP7<<locked>>90%55,463 psi89%2766 fps99.1%
Hodgdon H380<<locked>>84%52,968 psi85%2746 fps100%
Hodgdon H380<<locked>>84%52,968 psi85%2746 fps100%
Hodgdon H414<<locked>>90%53,621 psi86%2812 fps99.3%
Hodgdon H414<<locked>>90%53,621 psi86%2812 fps99.3%
Hodgdon H4350<<locked>>88%53,476 psi86%2772 fps98.4%
Hodgdon H4350<<locked>>88%53,476 psi86%2772 fps98.4%
Hodgdon H4831<<locked>>98%53,998 psi87%2802 fps96.5%
Hodgdon H4831<<locked>>98%53,998 psi87%2802 fps96.5%
Hodgdon H4831 SCᴾ<<locked>>100%56,405 psi90%2838 fps96.9%
Hodgdon H4831 SCᴾ<<locked>>100%56,405 psi90%2838 fps96.9%
Hodgdon Hybrid 100V<<locked>>96%56,188 psi90%2792 fps100%
Hodgdon Hybrid 100V<<locked>>96%56,188 psi90%2792 fps100%
Hodgdon LEVERevolution<<locked>>82%54,099 psi87%2779 fps100%
Hodgdon LEVERevolution<<locked>>82%54,099 psi87%2779 fps100%
Hodgdon Retumboᴾ<<locked>>100%41,989 psi67%2733 fps96.3%
Hodgdon Retumboᴾ<<locked>>100%41,989 psi67%2733 fps96.3%
Hodgdon Superformance<<locked>>90%53,693 psi86%2848 fps99.2%
Hodgdon Superformance<<locked>>90%53,693 psi86%2848 fps99.2%
Hodgdon TrailBossᴾ<<locked>>100%36,187 psi58%1709 fps100%
Hodgdon TrailBossᴾ<<locked>>100%36,187 psi58%1709 fps100%
Hodgdon VARGET<<locked>>82%55,056 psi88%2746 fps100%
Hodgdon VARGET<<locked>>82%55,056 psi88%2746 fps100%
IMR 4064<<locked>>84%54,172 psi87%2726 fps100%
IMR 4064<<locked>>84%54,172 psi87%2726 fps100%
IMR 4166 Enduron<<locked>>82%53,156 psi85%2707 fps99.2%
IMR 4166 Enduron<<locked>>82%53,156 psi85%2707 fps99.2%
IMR 4350<<locked>>92%53,011 psi85%2749 fps98.9%
IMR 4350<<locked>>92%53,011 psi85%2749 fps98.9%
IMR 4451 Enduron<<locked>>88%53,751 psi86%2743 fps99.2%
IMR 4451 Enduron<<locked>>88%53,751 psi86%2743 fps99.2%
IMR 4831<<locked>>94%55,259 psi89%2805 fps100%
IMR 4831<<locked>>94%55,259 psi89%2805 fps100%
IMR 4895<<locked>>82%53,476 psi86%2762 fps100%
IMR 4895<<locked>>82%53,476 psi86%2762 fps100%
IMR 4955 Enduron<<locked>>98%55,608 psi89%2789 fps97%
IMR 4955 Enduron<<locked>>98%55,608 psi89%2789 fps97%
IMR 7828 SSCᴾ<<locked>>100%51,213 psi82%2825 fps96.6%
IMR 7828 SSCᴾ<<locked>>100%51,213 psi82%2825 fps96.6%
Lovex S060<<locked>>82%55,608 psi89%2710 fps100%
Lovex S060<<locked>>82%55,608 psi89%2710 fps100%
Lovex S062<<locked>>84%54,157 psi87%2717 fps100%
Lovex S062<<locked>>84%54,157 psi87%2717 fps100%
Lovex S065<<locked>>90%53,722 psi86%2736 fps99.8%
Lovex S065<<locked>>90%53,722 psi86%2736 fps99.8%
Lovex S070<<locked>>92%55,013 psi88%2779 fps99.5%
Lovex S070<<locked>>92%55,013 psi88%2779 fps99.5%
Lovex S071ᴾ<<locked>>100%43,526 psi70%2618 fps98.5%
Lovex S071ᴾ<<locked>>100%43,526 psi70%2618 fps98.5%
Norma 201<<locked>>82%55,274 psi89%2723 fps100%
Norma 201<<locked>>82%55,274 psi89%2723 fps100%
Norma 202<<locked>>82%56,333 psi90%2723 fps100%
Norma 202<<locked>>82%56,333 psi90%2723 fps100%
Norma 203B<<locked>>84%54,839 psi88%2769 fps100%
Norma 203B<<locked>>84%54,839 psi88%2769 fps100%
Norma 204<<locked>>92%53,737 psi86%2799 fps98.1%
Norma 204<<locked>>92%53,737 psi86%2799 fps98.1%
Norma MRPᴾ<<locked>>100%55,811 psi89%2933 fps99.6%
Norma MRPᴾ<<locked>>100%55,811 psi89%2933 fps99.6%
Norma URP<<locked>>92%53,809 psi86%2802 fps100%
Norma URP<<locked>>92%53,809 psi86%2802 fps100%
Ramshot Big Game<<locked>>84%55,608 psi89%2799 fps100%
Ramshot Big Game<<locked>>84%55,608 psi89%2799 fps100%
Ramshot Grandᴾ<<locked>>100%51,372 psi82%2838 fps97%
Ramshot Grandᴾ<<locked>>100%51,372 psi82%2838 fps97%
Ramshot Hunter<<locked>>94%56,144 psi90%2854 fps99.9%
Ramshot Hunter<<locked>>94%56,144 psi90%2854 fps99.9%
Ramshot Magnumᴾ<<locked>>100%45,527 psi73%2713 fps97.4%
Ramshot Magnumᴾ<<locked>>100%45,527 psi73%2713 fps97.4%
ReloadSwiss RS 14ᴾ<<locked>>100%36,912 psi59%1749 fps100%
ReloadSwiss RS 14ᴾ<<locked>>100%36,912 psi59%1749 fps100%
ReloadSwiss RS 50<<locked>>84%52,823 psi85%2730 fps99.5%
ReloadSwiss RS 50<<locked>>84%52,823 psi85%2730 fps99.5%
ReloadSwiss RS 60<<locked>>86%52,895 psi85%2831 fps100%
ReloadSwiss RS 60<<locked>>86%52,895 psi85%2831 fps100%
ReloadSwiss RS 62<<locked>>92%54,694 psi88%2835 fps100%
ReloadSwiss RS 62<<locked>>92%54,694 psi88%2835 fps100%
ReloadSwiss RS 70<<locked>>92%53,519 psi86%2867 fps100%
ReloadSwiss RS 70<<locked>>92%53,519 psi86%2867 fps100%
ReloadSwiss RS 76ᴾ<<locked>>100%41,901 psi67%2726 fps97.4%
ReloadSwiss RS 76ᴾ<<locked>>100%41,901 psi67%2726 fps97.4%
Rottweil R 902<<locked>>84%56,115 psi90%2730 fps100%
Rottweil R 902<<locked>>84%56,115 psi90%2730 fps100%
Rottweil R 903<<locked>>88%56,014 psi90%2772 fps100%
Rottweil R 903<<locked>>88%56,014 psi90%2772 fps100%
Rottweil R 904<<locked>>96%54,230 psi87%2776 fps97.3%
Rottweil R 904<<locked>>96%54,230 psi87%2776 fps97.3%
Rottweil R 905<<locked>>98%54,404 psi87%2831 fps98.5%
Rottweil R 905<<locked>>98%54,404 psi87%2831 fps98.5%
Rottweil R 907<<locked>>90%55,463 psi89%2766 fps99.1%
Rottweil R 907<<locked>>90%55,463 psi89%2766 fps99.1%
Shooters World Long Rifle<<locked>>90%53,722 psi86%2736 fps99.8%
Shooters World Long Rifle<<locked>>90%53,722 psi86%2736 fps99.8%
Shooters World Precision<<locked>>84%54,157 psi87%2717 fps100%
Shooters World Precision<<locked>>84%54,157 psi87%2717 fps100%
Shooters World SW4350<<locked>>92%55,013 psi88%2779 fps99.5%
Shooters World SW4350<<locked>>92%55,013 psi88%2779 fps99.5%
SNPE Vectan SP 11<<locked>>86%54,114 psi87%2782 fps100%
SNPE Vectan SP 11<<locked>>86%54,114 psi87%2782 fps100%
SNPE Vectan SP 9<<locked>>82%55,405 psi89%2759 fps100%
SNPE Vectan SP 9<<locked>>82%55,405 psi89%2759 fps100%
SNPE Vectan Tubal 3000<<locked>>82%56,420 psi90%2657 fps100%
SNPE Vectan Tubal 3000<<locked>>82%56,420 psi90%2657 fps100%
SNPE Vectan Tubal 5000<<locked>>86%53,853 psi86%2618 fps100%
SNPE Vectan Tubal 5000<<locked>>86%53,853 psi86%2618 fps100%
SNPE Vectan Tubal 7000<<locked>>90%53,316 psi85%2694 fps99.2%
SNPE Vectan Tubal 7000<<locked>>90%53,316 psi85%2694 fps99.2%
SNPE Vectan Tubal 8000<<locked>>98%53,925 psi86%2828 fps98.4%
SNPE Vectan Tubal 8000<<locked>>98%53,925 psi86%2828 fps98.4%
Somchem S335<<locked>>82%55,840 psi90%2654 fps100%
Somchem S335<<locked>>82%55,840 psi90%2654 fps100%
Somchem S355<<locked>>88%55,912 psi90%2769 fps100%
Somchem S355<<locked>>88%55,912 psi90%2769 fps100%
Somchem S361<<locked>>96%55,883 psi90%2769 fps96.8%
Somchem S361<<locked>>96%55,883 psi90%2769 fps96.8%
Somchem S365<<locked>>94%52,881 psi85%2802 fps100%
Somchem S365<<locked>>94%52,881 psi85%2802 fps100%
Somchem S385<<locked>>98%55,056 psi88%2808 fps99.1%
Somchem S385<<locked>>98%55,056 psi88%2808 fps99.1%
Vihtavuori N135<<locked>>82%53,113 psi85%2641 fps100%
Vihtavuori N135<<locked>>82%53,113 psi85%2641 fps100%
Vihtavuori N140<<locked>>82%53,461 psi86%2657 fps100%
Vihtavuori N140<<locked>>82%53,461 psi86%2657 fps100%
Vihtavuori N150<<locked>>88%53,896 psi86%2697 fps100%
Vihtavuori N150<<locked>>88%53,896 psi86%2697 fps100%
Vihtavuori N160<<locked>>92%55,999 psi90%2795 fps100%
Vihtavuori N160<<locked>>92%55,999 psi90%2795 fps100%
Vihtavuori N165ᴾ<<locked>>100%50,952 psi82%2733 fps98.3%
Vihtavuori N165ᴾ<<locked>>100%50,952 psi82%2733 fps98.3%
Vihtavuori N540<<locked>>84%55,042 psi88%2700 fps100%
Vihtavuori N540<<locked>>84%55,042 psi88%2700 fps100%
Vihtavuori N550<<locked>>92%55,013 psi88%2802 fps100%
Vihtavuori N550<<locked>>92%55,013 psi88%2802 fps100%
Vihtavuori N555ᴾ<<locked>>100%55,376 psi89%2858 fps100%
Vihtavuori N555ᴾ<<locked>>100%55,376 psi89%2858 fps100%
Vihtavuori N560ᴾ<<locked>>100%56,173 psi90%2923 fps97.3%
Vihtavuori N560ᴾ<<locked>>100%56,173 psi90%2923 fps97.3%
Winchester 6.5 StaBALL<<locked>>92%55,767 psi89%2766 fps100%
Winchester 6.5 StaBALL<<locked>>92%55,767 psi89%2766 fps100%
Winchester 760<<locked>>90%53,882 psi86%2818 fps99.4%
Winchester 760<<locked>>90%53,882 psi86%2818 fps99.4%
Winchester StaBALL HDᴾ<<locked>>100%44,440 psi71%2835 fps100%
Winchester StaBALL HDᴾ<<locked>>100%44,440 psi71%2835 fps100%
Winchester StaBALL Match<<locked>>82%55,463 psi89%2766 fps100%
Winchester StaBALL Match<<locked>>82%55,463 psi89%2766 fps100%
Winchester Supreme 780ᴾ<<locked>>100%55,550 psi89%2808 fps98.4%
Winchester Supreme 780ᴾ<<locked>>100%55,550 psi89%2808 fps98.4%

Recommended = one of the top powders for this cartridge and bullet combination.

Start Load - Barrel Length: 24"

PowderChargeFRMaxP%V(0)z
Accurate 2495<<locked>>80%50,096 psi80%2605 fps100%
Accurate 2495<<locked>>80%50,096 psi80%2605 fps100%
Accurate 2700<<locked>>80%48,341 psi78%2615 fps97.9%
Accurate 2700<<locked>>80%48,341 psi78%2615 fps97.9%
Accurate 3100<<locked>>86%32,256 psi52%2382 fps95.2%
Accurate 3100<<locked>>86%32,256 psi52%2382 fps95.2%
Accurate 4064<<locked>>80%47,514 psi76%2612 fps100%
Accurate 4064<<locked>>80%47,514 psi76%2612 fps100%
Accurate 4350<<locked>>80%36,027 psi58%2480 fps98.2%
Accurate 4350<<locked>>80%36,027 psi58%2480 fps98.2%
Accurate High Country<<locked>>92%43,555 psi70%2720 fps95%
Accurate MAGPRO<<locked>>98%51,039 psi82%2841 fps95.5%
Accurate MAGPRO<<locked>>98%51,039 psi82%2841 fps95.5%
ADI AR 2208<<locked>>80%45,426 psi73%2595 fps99.8%
ADI AR 2208<<locked>>80%45,426 psi73%2595 fps99.8%
ADI AR 2209<<locked>>90%43,033 psi69%2631 fps95.8%
ADI AR 2209<<locked>>90%43,033 psi69%2631 fps95.8%
ADI AR 2213<<locked>>96%46,920 psi75%2733 fps95.3%
ADI AR 2213<<locked>>96%46,920 psi75%2733 fps95.3%
Alliant Power Pro 2000-MR<<locked>>80%49,966 psi80%2799 fps100%
Alliant Power Pro 2000-MR<<locked>>80%49,966 psi80%2799 fps100%
Alliant Power Pro Varmint<<locked>>88%40,451 psi65%2579 fps95%
Alliant Reloder- TS 15.5<<locked>>80%45,701 psi73%2615 fps100%
Alliant Reloder- TS 15.5<<locked>>80%45,701 psi73%2615 fps100%
Alliant Reloder-15<<locked>>80%48,820 psi78%2684 fps100%
Alliant Reloder-15<<locked>>80%48,820 psi78%2684 fps100%
Alliant Reloder-16<<locked>>80%35,404 psi57%2493 fps98.3%
Alliant Reloder-16<<locked>>80%35,404 psi57%2493 fps98.3%
Alliant Reloder-17<<locked>>80%40,118 psi64%2615 fps99.9%
Alliant Reloder-17<<locked>>80%40,118 psi64%2615 fps99.9%
Alliant Reloder-19<<locked>>90%42,728 psi69%2628 fps95.8%
Alliant Reloder-19<<locked>>90%42,728 psi69%2628 fps95.8%
Alliant Reloder-22<<locked>>92%40,045 psi64%2615 fps95.1%
Alliant Reloder-22<<locked>>92%40,045 psi64%2615 fps95.1%
Alliant Reloder-23<<locked>>80%25,701 psi41%2251 fps95.8%
Alliant Reloder-23<<locked>>80%25,701 psi41%2251 fps95.8%
Alliant Reloder-25<<locked>>90%31,082 psi50%2418 fps95%
Alliant Reloder-25<<locked>>90%31,082 psi50%2418 fps95%
Alliant Reloder-2661.6 gr82%29,298 psi47%2411 fps95.1%
Alliant Reloder-2661.6 gr82%29,298 psi47%2411 fps95.1%
Bofors RP15<<locked>>96%42,003 psi67%2657 fps95.6%
Bofors RP15<<locked>>96%42,003 psi67%2657 fps95.6%
Bofors RP3<<locked>>80%45,774 psi73%2625 fps100%
Bofors RP3<<locked>>80%45,774 psi73%2625 fps100%
Bofors RP5<<locked>>92%40,045 psi64%2615 fps95.1%
Bofors RP5<<locked>>92%40,045 psi64%2615 fps95.1%
Bofors RP7<<locked>>80%40,466 psi65%2503 fps96.3%
Bofors RP7<<locked>>80%40,466 psi65%2503 fps96.3%
Hodgdon H380<<locked>>80%46,267 psi74%2638 fps99.5%
Hodgdon H380<<locked>>80%46,267 psi74%2638 fps99.5%
Hodgdon H414<<locked>>80%38,145 psi61%2526 fps96.2%
Hodgdon H414<<locked>>80%38,145 psi61%2526 fps96.2%
Hodgdon H4350<<locked>>80%41,321 psi66%2552 fps95.7%
Hodgdon H4350<<locked>>80%41,321 psi66%2552 fps95.7%
Hodgdon H4831<<locked>>96%50,212 psi81%2740 fps95.6%
Hodgdon H4831<<locked>>96%50,212 psi81%2740 fps95.6%
Hodgdon H4831 SC<<locked>>96%49,269 psi79%2723 fps95.3%
Hodgdon H4831 SC<<locked>>96%49,269 psi79%2723 fps95.3%
Hodgdon Hybrid 100V<<locked>>80%32,953 psi53%2392 fps98.8%
Hodgdon Hybrid 100V<<locked>>80%32,953 psi53%2392 fps98.8%
Hodgdon LEVERevolution<<locked>>80%50,691 psi81%2726 fps100%
Hodgdon LEVERevolution<<locked>>80%50,691 psi81%2726 fps100%
Hodgdon Retumbo<<locked>>98%39,334 psi63%2667 fps95.2%
Hodgdon Retumbo<<locked>>98%39,334 psi63%2667 fps95.2%
Hodgdon Superformance62 gr80%37,217 psi60%2539 fps95.4%
Hodgdon Superformance62 gr80%37,217 psi60%2539 fps95.4%
Hodgdon TrailBoss<<locked>>80%26,977 psi43%1526 fps100%
Hodgdon TrailBoss<<locked>>80%26,977 psi43%1526 fps100%
Hodgdon VARGET<<locked>>80%51,605 psi83%2694 fps100%
Hodgdon VARGET<<locked>>80%51,605 psi83%2694 fps100%
IMR 4064<<locked>>80%47,790 psi77%2628 fps100%
IMR 4064<<locked>>80%47,790 psi77%2628 fps100%
IMR 4166 Enduron<<locked>>80%49,879 psi80%2654 fps98.8%
IMR 4166 Enduron<<locked>>80%49,879 psi80%2654 fps98.8%
IMR 4350<<locked>>82%38,609 psi62%2484 fps95.7%
IMR 4350<<locked>>82%38,609 psi62%2484 fps95.7%
IMR 4451 Enduron<<locked>>80%41,887 psi67%2533 fps97.1%
IMR 4451 Enduron<<locked>>80%41,887 psi67%2533 fps97.1%
IMR 4831<<locked>>80%34,708 psi56%2438 fps97.9%
IMR 4831<<locked>>80%34,708 psi56%2438 fps97.9%
IMR 4895<<locked>>80%50,096 psi80%2707 fps100%
IMR 4895<<locked>>80%50,096 psi80%2707 fps100%
IMR 4955 Enduron<<locked>>94%48,950 psi78%2680 fps95.5%
IMR 4955 Enduron<<locked>>94%48,950 psi78%2680 fps95.5%
IMR 7828 SSC<<locked>>98%47,863 psi77%2766 fps95.8%
IMR 7828 SSC<<locked>>98%47,863 psi77%2766 fps95.8%
Lovex S060<<locked>>80%52,431 psi84%2664 fps100%
Lovex S060<<locked>>80%52,431 psi84%2664 fps100%
Lovex S062<<locked>>80%47,790 psi77%2621 fps100%
Lovex S062<<locked>>80%47,790 psi77%2621 fps100%
Lovex S065<<locked>>80%39,305 psi63%2484 fps97.8%
Lovex S065<<locked>>80%39,305 psi63%2484 fps97.8%
Lovex S070<<locked>>80%37,507 psi60%2464 fps96.2%
Lovex S070<<locked>>80%37,507 psi60%2464 fps96.2%
Lovex S071<<locked>>92%33,402 psi54%2408 fps95.7%
Lovex S071<<locked>>92%33,402 psi54%2408 fps95.7%
Norma 201<<locked>>80%52,040 psi83%2677 fps100%
Norma 201<<locked>>80%52,040 psi83%2677 fps100%
Norma 202<<locked>>80%52,808 psi85%2677 fps100%
Norma 202<<locked>>80%52,808 psi85%2677 fps100%
Norma 203B<<locked>>80%48,182 psi77%2671 fps100%
Norma 203B<<locked>>80%48,182 psi77%2671 fps100%
Norma 204<<locked>>86%43,555 psi70%2621 fps95.8%
Norma 204<<locked>>86%43,555 psi70%2621 fps95.8%
Norma MRP<<locked>>88%36,637 psi59%2569 fps95.5%
Norma MRP<<locked>>88%36,637 psi59%2569 fps95.5%
Norma URP<<locked>>80%36,100 psi58%2480 fps98.1%
Norma URP<<locked>>80%36,100 psi58%2480 fps98.1%
Ramshot Big Game<<locked>>80%48,428 psi78%2690 fps100%
Ramshot Big Game<<locked>>80%48,428 psi78%2690 fps100%
Ramshot Grand<<locked>>96%44,411 psi71%2710 fps95.1%
Ramshot Grand<<locked>>96%44,411 psi71%2710 fps95.1%
Ramshot Hunter<<locked>>80%34,969 psi56%2464 fps96.1%
Ramshot Hunter<<locked>>80%34,969 psi56%2464 fps96.1%
Ramshot Magnum<<locked>>96%39,349 psi63%2589 fps95.6%
Ramshot Magnum<<locked>>96%39,349 psi63%2589 fps95.6%
ReloadSwiss RS 14<<locked>>80%27,514 psi44%1562 fps100%
ReloadSwiss RS 14<<locked>>80%27,514 psi44%1562 fps100%
ReloadSwiss RS 50<<locked>>80%46,282 psi74%2621 fps98.6%
ReloadSwiss RS 50<<locked>>80%46,282 psi74%2621 fps98.6%
ReloadSwiss RS 60<<locked>>80%42,699 psi68%2671 fps100%
ReloadSwiss RS 60<<locked>>80%42,699 psi68%2671 fps100%
ReloadSwiss RS 62<<locked>>80%35,926 psi58%2500 fps97.9%
ReloadSwiss RS 62<<locked>>80%35,926 psi58%2500 fps97.9%
ReloadSwiss RS 7059.5 gr80%34,940 psi56%2503 fps97.2%
ReloadSwiss RS 7059.5 gr80%34,940 psi56%2503 fps97.2%
ReloadSwiss RS 76<<locked>>96%36,332 psi58%2592 fps95.1%
ReloadSwiss RS 76<<locked>>96%36,332 psi58%2592 fps95.1%
Rottweil R 902<<locked>>80%49,530 psi79%2631 fps100%
Rottweil R 902<<locked>>80%49,530 psi79%2631 fps100%
Rottweil R 903<<locked>>80%43,091 psi69%2572 fps100%
Rottweil R 903<<locked>>80%43,091 psi69%2572 fps100%
Rottweil R 904<<locked>>90%44,730 psi72%2615 fps95%
Rottweil R 904<<locked>>90%44,730 psi72%2615 fps95%
Rottweil R 905<<locked>>90%41,655 psi67%2608 fps95.7%
Rottweil R 905<<locked>>90%41,655 psi67%2608 fps95.7%
Rottweil R 907<<locked>>80%40,466 psi65%2503 fps96.3%
Rottweil R 907<<locked>>80%40,466 psi65%2503 fps96.3%
Shooters World Long Rifle<<locked>>80%39,305 psi63%2484 fps97.8%
Shooters World Long Rifle<<locked>>80%39,305 psi63%2484 fps97.8%
Shooters World Precision<<locked>>80%47,790 psi77%2621 fps100%
Shooters World Precision<<locked>>80%47,790 psi77%2621 fps100%
Shooters World SW4350<<locked>>80%37,507 psi60%2464 fps96.2%
Shooters World SW4350<<locked>>80%37,507 psi60%2464 fps96.2%
SNPE Vectan SP 11<<locked>>80%44,324 psi71%2625 fps99.9%
SNPE Vectan SP 11<<locked>>80%44,324 psi71%2625 fps99.9%
SNPE Vectan SP 9<<locked>>80%51,822 psi83%2707 fps100%
SNPE Vectan SP 9<<locked>>80%51,822 psi83%2707 fps100%
SNPE Vectan Tubal 3000<<locked>>80%53,098 psi85%2615 fps100%
SNPE Vectan Tubal 3000<<locked>>80%53,098 psi85%2615 fps100%
SNPE Vectan Tubal 5000<<locked>>80%44,788 psi72%2487 fps100%
SNPE Vectan Tubal 5000<<locked>>80%44,788 psi72%2487 fps100%
SNPE Vectan Tubal 7000<<locked>>80%38,392 psi62%2428 fps96.3%
SNPE Vectan Tubal 7000<<locked>>80%38,392 psi62%2428 fps96.3%
SNPE Vectan Tubal 8000<<locked>>90%41,263 psi66%2602 fps95.6%
SNPE Vectan Tubal 8000<<locked>>90%41,263 psi66%2602 fps95.6%
Somchem S335<<locked>>80%52,663 psi84%2612 fps100%
Somchem S335<<locked>>80%52,663 psi84%2612 fps100%
Somchem S355<<locked>>80%43,540 psi70%2572 fps100%
Somchem S355<<locked>>80%43,540 psi70%2572 fps100%
Somchem S361<<locked>>92%49,037 psi79%2661 fps95.3%
Somchem S361<<locked>>92%49,037 psi79%2661 fps95.3%
Somchem S365<<locked>>80%32,503 psi52%2434 fps99.6%
Somchem S365<<locked>>80%32,503 psi52%2434 fps99.6%
Somchem S385<<locked>>86%36,869 psi59%2480 fps95.1%
Somchem S385<<locked>>86%36,869 psi59%2480 fps95.1%
Vihtavuori N135<<locked>>80%49,893 psi80%2598 fps100%
Vihtavuori N135<<locked>>80%49,893 psi80%2598 fps100%
Vihtavuori N140<<locked>>80%50,125 psi80%2612 fps100%
Vihtavuori N140<<locked>>80%50,125 psi80%2612 fps100%
Vihtavuori N150<<locked>>80%41,524 psi67%2503 fps100%
Vihtavuori N150<<locked>>80%41,524 psi67%2503 fps100%
Vihtavuori N160<<locked>>80%37,521 psi60%2480 fps98.4%
Vihtavuori N160<<locked>>80%37,521 psi60%2480 fps98.4%
Vihtavuori N165<<locked>>92%38,928 psi62%2516 fps95.3%
Vihtavuori N165<<locked>>92%38,928 psi62%2516 fps95.3%
Vihtavuori N540<<locked>>80%48,283 psi77%2605 fps100%
Vihtavuori N540<<locked>>80%48,283 psi77%2605 fps100%
Vihtavuori N550<<locked>>80%36,898 psi59%2480 fps98.1%
Vihtavuori N550<<locked>>80%36,898 psi59%2480 fps98.1%
Vihtavuori N555<<locked>>80%28,123 psi45%2323 fps95.9%
Vihtavuori N555<<locked>>80%28,123 psi45%2323 fps95.9%
Vihtavuori N560<<locked>>96%48,921 psi78%2802 fps95.7%
Vihtavuori N560<<locked>>96%48,921 psi78%2802 fps95.7%
Winchester 6.5 StaBALL<<locked>>80%36,637 psi59%2451 fps99.7%
Winchester 6.5 StaBALL<<locked>>80%36,637 psi59%2451 fps99.7%
Winchester 760<<locked>>80%38,334 psi61%2533 fps96.3%
Winchester 760<<locked>>80%38,334 psi61%2533 fps96.3%
Winchester StaBALL HD<<locked>>82%24,134 psi39%2270 fps95.2%
Winchester StaBALL HD<<locked>>82%24,134 psi39%2270 fps95.2%
Winchester StaBALL Match<<locked>>80%51,779 psi83%2713 fps100%
Winchester StaBALL Match<<locked>>80%51,779 psi83%2713 fps100%
Winchester Supreme 780<<locked>>92%41,655 psi67%2575 fps95.4%
Winchester Supreme 780<<locked>>92%41,655 psi67%2575 fps95.4%

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.

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This overview compares 194 powders for .300 Win. Mag. loaded with the .308 | 187gr | Peregrine VLR5 (VLR-5). Norma MRP delivers the highest muzzle velocity at 2,933 fps; across all powders the maximum-charge window runs from 1,709 fps to 2,933 fps. Accurate 3100 gives the best case fill at 100 %, and 194 of the 194 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (430 MPa), the top charges use 58–90 %, leaving at least 10 % headroom. The 187.0 gr projectile in 0.308" calls for a 1:10.5 twist; slower twists will usually not stabilise this weight. Accurate 3100, Accurate 3100, Accurate MAGPRO 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 70, Alliant Reloder-26, Hodgdon Superformance rank at the top here: for .300 Win. Mag. with the .308 | 187gr | Peregrine VLR5 (VLR-5) they combine a high case fill with complete burn and sit in the upper velocity band. Always begin at the start load and work up in small increments while checking case and primer for pressure signs.

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