Load data for .300 H&H Mag. + .308 | 183gr | Peregrine Plainsmaster (VLR-4)

.300 H&H Mag. cartridge drawing
Peregrine logo

Load Specifications

Bullet Manufacturer:Peregrine
Bullet Weight:183 gr
Bullet Diameter:0.308"
Bullet Length:<<locked>>
Case Length (l3):2.85"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:85.9 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 H&H Mag. with .308 | 183gr | Peregrine Plainsmaster (VLR-4) bullet and 204 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are ReloadSwiss RS 70, Hodgdon Superformance 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: 24"

PowderChargeFRMaxP%V(0)z
Accurate 2495<<locked>>84%53,127 psi85%2651 fps100%
Accurate 2495<<locked>>84%53,940 psi86%2664 fps100%
Accurate 2700<<locked>>86%55,419 psi89%2720 fps98.4%
Accurate 2700<<locked>>86%56,260 psi90%2740 fps98.6%
Accurate 3100ᴾ<<locked>>100%47,921 psi77%2690 fps98.7%
Accurate 3100ᴾ<<locked>>100%48,675 psi78%2707 fps98.9%
Accurate 4064<<locked>>86%53,548 psi86%2703 fps100%
Accurate 4064<<locked>>86%54,288 psi87%2717 fps100%
Accurate 4350<<locked>>94%53,940 psi86%2799 fps100%
Accurate 4350<<locked>>94%54,897 psi88%2818 fps100%
Accurate High Countryᴾ<<locked>>100%52,417 psi84%2877 fps96.5%
Accurate High Countryᴾ<<locked>>100%53,737 psi86%2904 fps96.9%
ADI AR 2206H<<locked>>82%53,403 psi86%2733 fps100%
ADI AR 2206H<<locked>>82%54,128 psi87%2749 fps100%
ADI AR 2208<<locked>>88%54,491 psi87%2736 fps100%
ADI AR 2208<<locked>>88%55,405 psi89%2756 fps100%
ADI AR 2209ᴾ<<locked>>100%55,506 psi89%2841 fps97.8%
ADI AR 2209<<locked>>98%52,736 psi85%2805 fps97.4%
ADI Benchmark 8208<<locked>>82%55,680 psi89%2730 fps100%
ADI Benchmark 8208<<locked>>82%56,405 psi90%2746 fps100%
Alliant Power Pro 2000-MR<<locked>>84%53,388 psi86%2854 fps100%
Alliant Power Pro 2000-MR<<locked>>84%54,331 psi87%2871 fps100%
Alliant Power Pro Varmintᴾ<<locked>>100%55,506 psi89%2841 fps97.9%
Alliant Power Pro Varmintᴾ<<locked>>100%56,202 psi90%2858 fps98.1%
Alliant Reloder- TS 15.5<<locked>>88%54,984 psi88%2759 fps100%
Alliant Reloder- TS 15.5<<locked>>88%55,680 psi89%2772 fps100%
Alliant Reloder-15<<locked>>86%55,259 psi89%2779 fps100%
Alliant Reloder-15<<locked>>86%56,217 psi90%2799 fps100%
Alliant Reloder-16<<locked>>96%55,187 psi88%2858 fps100%
Alliant Reloder-16<<locked>>96%56,101 psi90%2877 fps100%
Alliant Reloder-17<<locked>>90%52,721 psi85%2835 fps100%
Alliant Reloder-17<<locked>>90%53,592 psi86%2851 fps100%
Alliant Reloder-19ᴾ<<locked>>100%54,650 psi88%2831 fps97.8%
Alliant Reloder-19ᴾ<<locked>>100%55,361 psi89%2844 fps98%
Alliant Reloder-22ᴾ<<locked>>100%48,022 psi77%2766 fps96.6%
Alliant Reloder-22ᴾ<<locked>>100%48,965 psi79%2789 fps97%
Alliant Reloder-23ᴾ<<locked>>100%45,121 psi72%2713 fps100%
Alliant Reloder-23ᴾ<<locked>>100%46,079 psi74%2733 fps100%
Alliant Reloder-25ᴾ<<locked>>100%39,494 psi63%2625 fps97.6%
Alliant Reloder-25ᴾ<<locked>>100%40,234 psi65%2644 fps97.9%
Alliant Reloder-26ᴾ<<locked>>100%51,445 psi82%2894 fps99.9%
Alliant Reloder-26ᴾ<<locked>>100%52,678 psi84%2917 fps100%
Baschieri & Pellagri 107<<locked>>82%53,243 psi85%2749 fps100%
Baschieri & Pellagri 107<<locked>>82%54,085 psi87%2769 fps100%
Bofors RP3<<locked>>88%55,651 psi89%2776 fps100%
Bofors RP3<<locked>>88%56,362 psi90%2789 fps100%
Bofors RP5ᴾ<<locked>>100%48,022 psi77%2766 fps96.6%
Bofors RP5ᴾ<<locked>>100%48,965 psi79%2789 fps97%
Bofors RP7<<locked>>92%55,448 psi89%2759 fps98.6%
Bofors RP7<<locked>>92%55,956 psi90%2772 fps98.8%
Hodgdon BL-C2<<locked>>82%55,303 psi89%2759 fps100%
Hodgdon BL-C2<<locked>>82%56,246 psi90%2776 fps100%
Hodgdon H380<<locked>>88%56,304 psi90%2792 fps99.9%
Hodgdon H380<<locked>>86%53,461 psi86%2756 fps99.8%
Hodgdon H414<<locked>>92%53,127 psi85%2802 fps98.8%
Hodgdon H414<<locked>>92%53,940 psi86%2818 fps99%
Hodgdon H4350<<locked>>90%53,301 psi85%2762 fps97.8%
Hodgdon H4350<<locked>>90%54,143 psi87%2779 fps98%
Hodgdon H4895<<locked>>82%54,027 psi87%2743 fps100%
Hodgdon H4895<<locked>>82%54,752 psi88%2759 fps100%
Hodgdon Hybrid 100V<<locked>>98%55,129 psi88%2782 fps100%
Hodgdon Hybrid 100V<<locked>>98%56,304 psi90%2802 fps100%
Hodgdon LEVERevolution<<locked>>84%53,969 psi87%2779 fps100%
Hodgdon LEVERevolution<<locked>>84%54,665 psi88%2792 fps100%
Hodgdon Superformance<<locked>>92%53,156 psi85%2835 fps98.6%
Hodgdon Superformance<<locked>>92%54,114 psi87%2858 fps98.8%
Hodgdon TrailBossᴾ<<locked>>100%36,042 psi58%1696 fps100%
Hodgdon TrailBossᴾ<<locked>>100%36,056 psi58%1703 fps100%
Hodgdon VARGET<<locked>>84%55,085 psi88%2743 fps100%
Hodgdon VARGET<<locked>>84%55,767 psi89%2759 fps100%
IMR 3031<<locked>>82%54,563 psi87%2720 fps100%
IMR 3031<<locked>>82%55,172 psi88%2733 fps100%
IMR 4064<<locked>>86%54,157 psi87%2723 fps100%
IMR 4064<<locked>>86%54,853 psi88%2736 fps100%
IMR 4166 Enduron<<locked>>84%53,388 psi86%2703 fps98.7%
IMR 4166 Enduron<<locked>>84%54,244 psi87%2723 fps98.9%
IMR 4350<<locked>>96%56,159 psi90%2789 fps98.8%
IMR 4350<<locked>>94%53,519 psi86%2756 fps98.5%
IMR 4451 Enduron<<locked>>90%53,940 psi86%2736 fps98.8%
IMR 4451 Enduron<<locked>>90%54,462 psi87%2753 fps98.9%
IMR 4831<<locked>>96%54,534 psi87%2792 fps100%
IMR 4831<<locked>>96%55,376 psi89%2808 fps100%
IMR 4895<<locked>>84%53,243 psi85%2756 fps100%
IMR 4895<<locked>>84%53,969 psi87%2772 fps100%
IMR 4955 Enduronᴾ<<locked>>100%55,143 psi88%2772 fps96%
IMR 4955 Enduronᴾ<<locked>>100%56,086 psi90%2792 fps96.3%
IMR 8208 XBR<<locked>>82%55,680 psi89%2730 fps100%
IMR 8208 XBR<<locked>>82%56,405 psi90%2746 fps100%
Lovex D073.6<<locked>>82%53,229 psi85%2703 fps100%
Lovex D073.6<<locked>>82%54,244 psi87%2723 fps100%
Lovex S060<<locked>>84%55,985 psi90%2710 fps100%
Lovex S060<<locked>>82%53,287 psi85%2677 fps100%
Lovex S062<<locked>>86%54,027 psi87%2717 fps100%
Lovex S062<<locked>>86%54,708 psi88%2730 fps100%
Lovex S065<<locked>>92%53,505 psi86%2730 fps99.5%
Lovex S065<<locked>>92%54,070 psi87%2743 fps99.6%
Lovex S070<<locked>>94%54,404 psi87%2766 fps99%
Lovex S070<<locked>>94%55,201 psi89%2782 fps99.2%
Lovex S071ᴾ<<locked>>100%39,581 psi63%2539 fps96.9%
Lovex S071ᴾ<<locked>>100%40,335 psi65%2559 fps97.2%
Norma 201<<locked>>84%55,419 psi89%2726 fps100%
Norma 201<<locked>>84%56,159 psi90%2740 fps100%
Norma 202<<locked>>84%56,188 psi90%2723 fps100%
Norma 202<<locked>>82%53,505 psi86%2690 fps100%
Norma 203B<<locked>>86%54,491 psi87%2766 fps100%
Norma 203B<<locked>>86%55,477 psi89%2785 fps100%
Norma 204<<locked>>94%53,098 psi85%2782 fps97.3%
Norma 204<<locked>>94%54,114 psi87%2802 fps97.5%
Norma MRPᴾ<<locked>>100%50,691 psi81%2848 fps98.5%
Norma MRPᴾ<<locked>>100%51,909 psi83%2874 fps98.8%
Norma URP<<locked>>94%52,953 psi85%2785 fps99.9%
Norma URP<<locked>>94%53,824 psi86%2805 fps100%
Ramshot Big Game<<locked>>86%55,274 psi89%2792 fps100%
Ramshot Big Game<<locked>>86%56,173 psi90%2808 fps100%
Ramshot Hunter<<locked>>96%55,448 psi89%2841 fps99.6%
Ramshot Hunter<<locked>>94%52,808 psi85%2805 fps99.4%
Ramshot TAC<<locked>>82%55,709 psi89%2756 fps99.7%
Ramshot Wild Boar<<locked>>82%55,796 psi89%2772 fps100%
Ramshot Wild Boar<<locked>>82%56,420 psi90%2785 fps100%
ReloadSwiss RS 14ᴾ<<locked>>100%36,535 psi59%1736 fps100%
ReloadSwiss RS 14ᴾ<<locked>>100%36,535 psi59%1739 fps100%
ReloadSwiss RS 50<<locked>>86%52,837 psi85%2723 fps99.1%
ReloadSwiss RS 50<<locked>>86%53,650 psi86%2743 fps99.2%
ReloadSwiss RS 52<<locked>>84%56,260 psi90%2848 fps100%
ReloadSwiss RS 52<<locked>>82%53,432 psi86%2812 fps100%
ReloadSwiss RS 60<<locked>>90%56,173 psi90%2881 fps100%
ReloadSwiss RS 60<<locked>>88%53,258 psi85%2844 fps100%
ReloadSwiss RS 62<<locked>>94%53,954 psi87%2825 fps99.9%
ReloadSwiss RS 62<<locked>>94%54,766 psi88%2841 fps100%
ReloadSwiss RS 70<<locked>>94%52,924 psi85%2854 fps99.9%
ReloadSwiss RS 70<<locked>>94%53,635 psi86%2871 fps99.9%
Rottweil R 901<<locked>>82%56,188 psi90%2700 fps100%
Rottweil R 902<<locked>>86%56,043 psi90%2726 fps100%
Rottweil R 902<<locked>>84%53,345 psi86%2694 fps100%
Rottweil R 903<<locked>>90%55,535 psi89%2769 fps100%
Rottweil R 903<<locked>>88%52,997 psi85%2736 fps100%
Rottweil R 904<<locked>>98%53,708 psi86%2759 fps96.3%
Rottweil R 904<<locked>>98%54,694 psi88%2779 fps96.7%
Rottweil R 905ᴾ<<locked>>100%53,693 psi86%2815 fps97.8%
Rottweil R 905ᴾ<<locked>>100%54,433 psi87%2831 fps98%
Rottweil R 907<<locked>>92%55,448 psi89%2759 fps98.6%
Rottweil R 907<<locked>>92%55,956 psi90%2772 fps98.8%
Shooters World Long Rifle<<locked>>92%53,505 psi86%2730 fps99.5%
Shooters World Long Rifle<<locked>>92%54,070 psi87%2743 fps99.6%
Shooters World Match Rifle<<locked>>82%53,229 psi85%2703 fps100%
Shooters World Match Rifle<<locked>>82%54,244 psi87%2723 fps100%
Shooters World Precision<<locked>>86%54,027 psi87%2717 fps100%
Shooters World Precision<<locked>>86%54,708 psi88%2730 fps100%
Shooters World SW4350<<locked>>94%54,404 psi87%2766 fps99%
Shooters World SW4350<<locked>>94%55,201 psi89%2782 fps99.2%
SNPE Vectan SP 11<<locked>>88%53,751 psi86%2779 fps100%
SNPE Vectan SP 11<<locked>>88%54,607 psi88%2795 fps100%
SNPE Vectan SP 7<<locked>>82%54,302 psi87%2736 fps99.8%
SNPE Vectan SP 7<<locked>>82%55,216 psi89%2753 fps99.9%
SNPE Vectan SP 9<<locked>>84%55,288 psi89%2756 fps100%
SNPE Vectan SP 9<<locked>>84%56,188 psi90%2772 fps100%
SNPE Vectan Tubal 3000<<locked>>82%53,156 psi85%2615 fps100%
SNPE Vectan Tubal 3000<<locked>>82%53,896 psi86%2628 fps100%
SNPE Vectan Tubal 5000<<locked>>88%53,969 psi87%2618 fps100%
SNPE Vectan Tubal 5000<<locked>>88%54,650 psi88%2631 fps100%
SNPE Vectan Tubal 7000<<locked>>92%53,243 psi85%2684 fps98.7%
SNPE Vectan Tubal 7000<<locked>>92%54,012 psi87%2700 fps98.9%
SNPE Vectan Tubal 8000ᴾ<<locked>>100%53,200 psi85%2808 fps97.7%
SNPE Vectan Tubal 8000ᴾ<<locked>>100%53,940 psi86%2825 fps97.9%
Somchem S335<<locked>>84%56,130 psi90%2657 fps100%
Somchem S335<<locked>>82%53,490 psi86%2628 fps100%
Somchem S341<<locked>>82%54,172 psi87%2726 fps100%
Somchem S341<<locked>>82%55,027 psi88%2743 fps100%
Somchem S355<<locked>>90%55,767 psi89%2766 fps100%
Somchem S355<<locked>>88%53,026 psi85%2730 fps100%
Somchem S361<<locked>>98%55,680 psi89%2756 fps95.8%
Somchem S365<<locked>>98%55,390 psi89%2841 fps100%
Somchem S365<<locked>>98%56,333 psi90%2858 fps100%
Somchem S385ᴾ<<locked>>100%54,259 psi87%2792 fps98.5%
Somchem S385ᴾ<<locked>>100%55,274 psi89%2812 fps98.7%
Vihtavuori N133<<locked>>82%53,664 psi86%2598 fps100%
Vihtavuori N133<<locked>>82%54,418 psi87%2615 fps100%
Vihtavuori N135<<locked>>86%56,188 psi90%2684 fps100%
Vihtavuori N135<<locked>>84%53,708 psi86%2657 fps100%
Vihtavuori N140<<locked>>84%53,330 psi86%2657 fps100%
Vihtavuori N140<<locked>>84%54,027 psi87%2671 fps100%
Vihtavuori N150<<locked>>90%53,577 psi86%2694 fps100%
Vihtavuori N150<<locked>>90%54,491 psi87%2710 fps100%
Vihtavuori N160<<locked>>94%55,347 psi89%2785 fps100%
Vihtavuori N160<<locked>>94%56,188 psi90%2802 fps100%
Vihtavuori N165ᴾ<<locked>>100%46,789 psi75%2657 fps96.7%
Vihtavuori N165ᴾ<<locked>>100%47,427 psi76%2674 fps97%
Vihtavuori N530<<locked>>82%56,159 psi90%2730 fps100%
Vihtavuori N540<<locked>>86%54,998 psi88%2703 fps100%
Vihtavuori N540<<locked>>86%55,637 psi89%2713 fps100%
Vihtavuori N550<<locked>>94%54,462 psi87%2792 fps99.9%
Vihtavuori N550<<locked>>94%55,216 psi89%2808 fps100%
Vihtavuori N555ᴾ<<locked>>100%50,473 psi81%2789 fps100%
Vihtavuori N555ᴾ<<locked>>100%51,358 psi82%2805 fps100%
Winchester 6.5 StaBALL<<locked>>94%55,114 psi88%2756 fps100%
Winchester 6.5 StaBALL<<locked>>94%56,057 psi90%2772 fps100%
Winchester 760<<locked>>92%53,127 psi85%2802 fps98.8%
Winchester 760<<locked>>92%54,215 psi87%2822 fps99%
Winchester StaBALL HDᴾ<<locked>>100%40,466 psi65%2749 fps100%
Winchester StaBALL HDᴾ<<locked>>100%41,249 psi66%2772 fps100%
Winchester StaBALL Match<<locked>>84%55,317 psi89%2762 fps100%
Winchester StaBALL Match<<locked>>84%56,260 psi90%2779 fps100%
Winchester Supreme 780ᴾ<<locked>>100%50,923 psi82%2730 fps96.9%
Winchester Supreme 780ᴾ<<locked>>100%51,866 psi83%2749 fps97.2%

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%46,485 psi75%2556 fps100%
Accurate 2495<<locked>>80%47,311 psi76%2572 fps100%
Accurate 2700<<locked>>80%45,513 psi73%2559 fps96.6%
Accurate 2700<<locked>>80%46,079 psi74%2572 fps96.8%
Accurate 3100<<locked>>92%36,201 psi58%2470 fps95.9%
Accurate 3100<<locked>>90%34,316 psi55%2431 fps95.2%
Accurate 4064<<locked>>80%44,034 psi71%2559 fps100%
Accurate 4064<<locked>>80%44,831 psi72%2575 fps100%
Accurate 4350<<locked>>80%33,040 psi53%2411 fps96.6%
Accurate 4350<<locked>>80%33,518 psi54%2425 fps96.8%
Accurate High Country<<locked>>98%49,037 psi79%2818 fps95.7%
Accurate High Country<<locked>>96%46,557 psi75%2779 fps95.1%
ADI AR 2206H<<locked>>80%50,154 psi80%2684 fps100%
ADI AR 2206H<<locked>>80%50,633 psi81%2697 fps100%
ADI AR 2208<<locked>>80%42,496 psi68%2536 fps99.3%
ADI AR 2208<<locked>>80%43,178 psi69%2556 fps99.4%
ADI AR 2209<<locked>>94%45,658 psi73%2674 fps95.6%
ADI AR 2209<<locked>>92%43,279 psi69%2631 fps95%
ADI Benchmark 8208<<locked>>80%52,330 psi84%2684 fps100%
ADI Benchmark 8208<<locked>>80%52,808 psi85%2694 fps100%
Alliant Power Pro 2000-MR<<locked>>80%46,340 psi74%2736 fps99.8%
Alliant Power Pro 2000-MR<<locked>>80%47,007 psi75%2753 fps99.8%
Alliant Power Pro Varmint<<locked>>94%45,513 psi73%2674 fps95.7%
Alliant Power Pro Varmint<<locked>>92%43,366 psi70%2635 fps95.2%
Alliant Reloder- TS 15.5<<locked>>80%42,569 psi68%2559 fps99.9%
Alliant Reloder- TS 15.5<<locked>>80%43,279 psi69%2575 fps100%
Alliant Reloder-15<<locked>>80%45,687 psi73%2628 fps99.7%
Alliant Reloder-15<<locked>>80%46,180 psi74%2638 fps99.8%
Alliant Reloder-16<<locked>>80%33,011 psi53%2428 fps96.8%
Alliant Reloder-16<<locked>>80%33,417 psi54%2444 fps97%
Alliant Reloder-1756.3 gr80%36,956 psi59%2546 fps99.3%
Alliant Reloder-1756.3 gr80%37,753 psi61%2569 fps99.5%
Alliant Reloder-19<<locked>>94%44,933 psi72%2664 fps95.6%
Alliant Reloder-19<<locked>>92%42,844 psi69%2628 fps95.1%
Alliant Reloder-22<<locked>>98%44,976 psi72%2713 fps95.8%
Alliant Reloder-22<<locked>>96%42,830 psi69%2674 fps95.3%
Alliant Reloder-23<<locked>>84%26,977 psi43%2287 fps95.6%
Alliant Reloder-23<<locked>>84%27,427 psi44%2303 fps96%
Alliant Reloder-25<<locked>>96%34,809 psi56%2510 fps95.8%
Alliant Reloder-25<<locked>>94%33,199 psi53%2470 fps95.1%
Alliant Reloder-26<<locked>>88%33,141 psi53%2516 fps96.1%
Alliant Reloder-26<<locked>>86%31,473 psi50%2470 fps95.4%
Baschieri & Pellagri 107<<locked>>80%49,777 psi80%2697 fps99.8%
Baschieri & Pellagri 107<<locked>>80%50,372 psi81%2710 fps99.9%
Bofors RP3<<locked>>80%42,366 psi68%2566 fps99.9%
Bofors RP3<<locked>>80%43,076 psi69%2582 fps100%
Bofors RP5<<locked>>98%44,976 psi72%2713 fps95.8%
Bofors RP5<<locked>>96%42,830 psi69%2674 fps95.3%
Bofors RP7<<locked>>82%40,350 psi65%2493 fps95.4%
Bofors RP7<<locked>>82%40,930 psi66%2510 fps95.7%
Hodgdon BL-C2<<locked>>80%51,692 psi83%2707 fps100%
Hodgdon BL-C2<<locked>>80%52,388 psi84%2720 fps100%
Hodgdon H380<<locked>>80%43,091 psi69%2575 fps98.7%
Hodgdon H380<<locked>>80%43,729 psi70%2592 fps98.9%
Hodgdon H414<<locked>>82%37,826 psi61%2520 fps95.3%
Hodgdon H414<<locked>>82%38,435 psi62%2536 fps95.6%
Hodgdon H4350<<locked>>84%43,888 psi70%2598 fps95.6%
Hodgdon H4350<<locked>>82%41,756 psi67%2562 fps95.1%
Hodgdon H4895<<locked>>80%50,720 psi81%2694 fps100%
Hodgdon H4895<<locked>>80%51,213 psi82%2703 fps100%
Hodgdon Hybrid 100V<<locked>>80%30,284 psi49%2326 fps97.4%
Hodgdon Hybrid 100V<<locked>>80%30,893 psi50%2343 fps97.7%
Hodgdon LEVERevolution<<locked>>80%47,007 psi75%2671 fps100%
Hodgdon LEVERevolution<<locked>>80%47,688 psi76%2687 fps100%
Hodgdon Superformance62.4 gr84%39,610 psi64%2582 fps95.3%
Hodgdon Superformance62.4 gr84%40,263 psi65%2602 fps95.7%
Hodgdon TrailBoss<<locked>>80%26,760 psi43%1512 fps100%
Hodgdon TrailBoss<<locked>>80%26,890 psi43%1519 fps100%
Hodgdon VARGET<<locked>>80%48,530 psi78%2644 fps100%
Hodgdon VARGET<<locked>>80%49,226 psi79%2661 fps100%
IMR 3031<<locked>>80%51,010 psi82%2674 fps100%
IMR 3031<<locked>>80%51,648 psi83%2687 fps100%
IMR 4064<<locked>>80%44,686 psi72%2569 fps99.6%
IMR 4064<<locked>>80%45,397 psi73%2589 fps99.7%
IMR 4166 Enduron<<locked>>80%47,123 psi76%2598 fps97.7%
IMR 4166 Enduron<<locked>>80%47,747 psi77%2615 fps97.9%
IMR 4350<<locked>>86%40,843 psi65%2526 fps95.6%
IMR 4350<<locked>>84%38,870 psi62%2490 fps95%
IMR 4451 Enduron<<locked>>80%39,291 psi63%2470 fps95.5%
IMR 4451 Enduron<<locked>>80%39,871 psi64%2490 fps95.9%
IMR 4831<<locked>>80%31,966 psi51%2369 fps96.2%
IMR 4831<<locked>>80%32,576 psi52%2388 fps96.6%
IMR 4895<<locked>>80%46,891 psi75%2654 fps99.9%
IMR 4895<<locked>>80%47,369 psi76%2667 fps100%
IMR 4955 Enduron<<locked>>98%51,793 psi83%2720 fps95.3%
IMR 4955 Enduron<<locked>>98%52,460 psi84%2736 fps95.6%
IMR 8208 XBR<<locked>>80%52,330 psi84%2684 fps100%
IMR 8208 XBR<<locked>>80%52,808 psi85%2694 fps100%
Lovex D073.6<<locked>>80%49,893 psi80%2657 fps100%
Lovex D073.6<<locked>>80%50,633 psi81%2671 fps100%
Lovex S060<<locked>>80%49,429 psi79%2612 fps100%
Lovex S060<<locked>>80%50,125 psi80%2628 fps100%
Lovex S062<<locked>>80%44,657 psi72%2569 fps100%
Lovex S062<<locked>>80%45,339 psi73%2582 fps100%
Lovex S065<<locked>>80%36,666 psi59%2421 fps96.3%
Lovex S065<<locked>>80%37,246 psi60%2438 fps96.6%
Lovex S070<<locked>>82%37,217 psi60%2451 fps95.3%
Lovex S070<<locked>>82%37,797 psi61%2467 fps95.6%
Lovex S071<<locked>>96%34,693 psi56%2438 fps95.3%
Lovex S071<<locked>>96%35,404 psi57%2454 fps95.7%
Norma 201<<locked>>80%48,791 psi78%2628 fps100%
Norma 201<<locked>>80%49,545 psi79%2644 fps100%
Norma 202<<locked>>80%49,487 psi79%2628 fps100%
Norma 202<<locked>>80%50,270 psi81%2644 fps100%
Norma 203B<<locked>>80%45,034 psi72%2615 fps99.8%
Norma 203B<<locked>>80%45,513 psi73%2628 fps99.9%
Norma 204<<locked>>90%46,340 psi74%2667 fps95.7%
Norma 204<<locked>>88%43,918 psi70%2628 fps95.1%
Norma MRP<<locked>>92%38,406 psi62%2605 fps95.2%
Norma MRP<<locked>>92%39,247 psi63%2628 fps95.6%
Norma URP<<locked>>80%33,286 psi53%2415 fps96.5%
Norma URP<<locked>>80%33,910 psi54%2431 fps96.8%
Ramshot Big Game<<locked>>80%45,020 psi72%2631 fps99.8%
Ramshot Big Game<<locked>>80%45,658 psi73%2648 fps99.9%
Ramshot Hunter<<locked>>82%34,505 psi55%2448 fps95%
Ramshot Hunter<<locked>>82%35,215 psi56%2470 fps95.4%
Ramshot TAC<<locked>>80%52,185 psi84%2703 fps99.5%
Ramshot Wild Boar<<locked>>80%52,185 psi84%2720 fps100%
Ramshot Wild Boar<<locked>>80%52,808 psi85%2733 fps100%
ReloadSwiss RS 14<<locked>>80%27,267 psi44%1552 fps100%
ReloadSwiss RS 14<<locked>>80%27,209 psi44%1555 fps100%
ReloadSwiss RS 50<<locked>>80%43,395 psi70%2562 fps97.5%
ReloadSwiss RS 50<<locked>>80%43,976 psi71%2575 fps97.7%
ReloadSwiss RS 52<<locked>>80%48,994 psi79%2736 fps99.9%
ReloadSwiss RS 52<<locked>>80%49,777 psi80%2753 fps99.9%
ReloadSwiss RS 60<<locked>>80%39,407 psi63%2608 fps100%
ReloadSwiss RS 60<<locked>>80%40,190 psi64%2625 fps100%
ReloadSwiss RS 62<<locked>>80%32,793 psi53%2428 fps96.1%
ReloadSwiss RS 62<<locked>>80%33,417 psi54%2444 fps96.4%
ReloadSwiss RS 7057.1 gr80%32,401 psi52%2428 fps95.1%
ReloadSwiss RS 7057.1 gr80%32,866 psi53%2444 fps95.4%
Rottweil R 901<<locked>>80%52,765 psi85%2654 fps100%
Rottweil R 902<<locked>>80%46,557 psi75%2585 fps100%
Rottweil R 902<<locked>>80%47,021 psi75%2595 fps100%
Rottweil R 903<<locked>>80%39,958 psi64%2513 fps99.6%
Rottweil R 903<<locked>>80%40,640 psi65%2530 fps99.7%
Rottweil R 904<<locked>>96%50,343 psi81%2703 fps95.6%
Rottweil R 904<<locked>>94%47,950 psi77%2667 fps95.1%
Rottweil R 905<<locked>>94%43,671 psi70%2644 fps95.5%
Rottweil R 905<<locked>>94%44,440 psi71%2661 fps95.8%
Rottweil R 907<<locked>>82%40,350 psi65%2493 fps95.4%
Rottweil R 907<<locked>>82%40,930 psi66%2510 fps95.7%
Shooters World Long Rifle<<locked>>80%36,666 psi59%2421 fps96.3%
Shooters World Long Rifle<<locked>>80%37,246 psi60%2438 fps96.6%
Shooters World Match Rifle<<locked>>80%49,893 psi80%2657 fps100%
Shooters World Match Rifle<<locked>>80%50,633 psi81%2671 fps100%
Shooters World Precision<<locked>>80%44,657 psi72%2569 fps100%
Shooters World Precision<<locked>>80%45,339 psi73%2582 fps100%
Shooters World SW4350<<locked>>82%37,217 psi60%2451 fps95.3%
Shooters World SW4350<<locked>>82%37,797 psi61%2467 fps95.6%
SNPE Vectan SP 11<<locked>>80%41,205 psi66%2569 fps99.4%
SNPE Vectan SP 11<<locked>>80%41,843 psi67%2582 fps99.5%
SNPE Vectan SP 7<<locked>>80%50,720 psi81%2680 fps99.6%
SNPE Vectan SP 7<<locked>>80%51,329 psi82%2697 fps99.7%
SNPE Vectan SP 9<<locked>>80%48,631 psi78%2654 fps100%
SNPE Vectan SP 9<<locked>>80%49,284 psi79%2671 fps100%
SNPE Vectan Tubal 3000<<locked>>80%50,038 psi80%2569 fps100%
SNPE Vectan Tubal 3000<<locked>>80%50,546 psi81%2582 fps100%
SNPE Vectan Tubal 5000<<locked>>80%42,018 psi67%2444 fps100%
SNPE Vectan Tubal 5000<<locked>>80%42,467 psi68%2454 fps100%
SNPE Vectan Tubal 7000<<locked>>82%38,363 psi62%2421 fps95.5%
SNPE Vectan Tubal 7000<<locked>>82%38,885 psi62%2434 fps95.8%
SNPE Vectan Tubal 8000<<locked>>94%43,250 psi69%2638 fps95.3%
SNPE Vectan Tubal 8000<<locked>>94%44,048 psi71%2657 fps95.6%
Somchem S335<<locked>>80%49,603 psi80%2569 fps100%
Somchem S335<<locked>>80%50,299 psi81%2582 fps100%
Somchem S341<<locked>>80%50,633 psi81%2674 fps100%
Somchem S341<<locked>>80%51,256 psi82%2687 fps100%
Somchem S355<<locked>>80%40,509 psi65%2516 fps99.6%
Somchem S355<<locked>>80%41,205 psi66%2533 fps99.7%
Somchem S361<<locked>>96%52,069 psi83%2700 fps95%
Somchem S365<<locked>>80%29,805 psi48%2369 fps98.5%
Somchem S365<<locked>>80%30,240 psi48%2382 fps98.7%
Somchem S385<<locked>>92%41,437 psi66%2572 fps95.7%
Somchem S385<<locked>>90%39,537 psi63%2536 fps95.2%
Vihtavuori N133<<locked>>80%50,604 psi81%2559 fps100%
Vihtavuori N133<<locked>>80%51,097 psi82%2569 fps100%
Vihtavuori N135<<locked>>80%46,543 psi75%2552 fps100%
Vihtavuori N135<<locked>>80%47,123 psi76%2566 fps100%
Vihtavuori N140<<locked>>80%46,978 psi75%2566 fps100%
Vihtavuori N140<<locked>>80%47,674 psi76%2579 fps100%
Vihtavuori N150<<locked>>80%38,667 psi62%2451 fps99.9%
Vihtavuori N150<<locked>>80%39,305 psi63%2467 fps99.9%
Vihtavuori N160<<locked>>80%34,751 psi56%2418 fps97%
Vihtavuori N160<<locked>>80%35,172 psi56%2431 fps97.2%
Vihtavuori N165<<locked>>96%40,785 psi65%2549 fps95%
Vihtavuori N165<<locked>>96%41,640 psi67%2569 fps95.4%
Vihtavuori N530<<locked>>80%52,431 psi84%2677 fps100%
Vihtavuori N540<<locked>>80%45,208 psi72%2559 fps100%
Vihtavuori N540<<locked>>80%45,847 psi74%2572 fps100%
Vihtavuori N550<<locked>>80%34,098 psi55%2415 fps96.5%
Vihtavuori N550<<locked>>80%34,679 psi56%2431 fps96.8%
Vihtavuori N555<<locked>>84%29,312 psi47%2359 fps95.7%
Vihtavuori N555<<locked>>82%27,920 psi45%2320 fps95.1%
Winchester 6.5 StaBALL<<locked>>80%34,127 psi55%2392 fps98.8%
Winchester 6.5 StaBALL<<locked>>80%34,577 psi55%2405 fps98.9%
Winchester 760<<locked>>82%38,000 psi61%2523 fps95.3%
Winchester 760<<locked>>82%38,624 psi62%2539 fps95.6%
Winchester StaBALL HD<<locked>>88%26,977 psi43%2365 fps96.3%
Winchester StaBALL HD<<locked>>86%25,701 psi41%2320 fps95.4%
Winchester StaBALL Match<<locked>>80%48,298 psi77%2657 fps100%
Winchester StaBALL Match<<locked>>80%49,197 psi79%2677 fps100%
Winchester Supreme 780<<locked>>96%44,251 psi71%2615 fps95.3%
Winchester Supreme 780<<locked>>96%44,904 psi72%2631 fps95.6%

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 204 powders for .300 H&H Mag. loaded with the .308 | 183gr | Peregrine Plainsmaster (VLR-4). Alliant Reloder-26 delivers the highest muzzle velocity at 2,917 fps; across all powders the maximum-charge window runs from 1,696 fps to 2,917 fps. Accurate 3100 gives the best case fill at 100 %, and 204 of the 204 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 183.0 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 High Country 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, Hodgdon Superformance, Alliant Reloder-17 rank at the top here: for .300 H&H Mag. with the .308 | 183gr | Peregrine Plainsmaster (VLR-4) 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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