Load data for 7.82 Warbird + .308 | 186gr | Peregrine Glider (Glider GRM)

7.82 Warbird cartridge drawing
Peregrine logo

Load Specifications

Bullet Manufacturer:Peregrine
Bullet Weight:186 gr
Bullet Diameter:0.308"
Bullet Length:<<locked>>
Case Length (l3):2.8"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:121.5 Grains of Water
Primer Size:Large Rifle Magnum (LRM)
Barrel Length:26"
Max. allowed Pressure:66,717 psi
Recommended Twist Rate:1:9.5

Load data in caliber 7.82 Warbird with .308 | 186gr | Peregrine Glider (Glider GRM) bullet and 147 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are Hodgdon Retumbo, ReloadSwiss RS 76 and ReloadSwiss RS 80.

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: 26"

PowderChargeFRMaxP%V(0)z
Accurate 3100<<locked>>90%56,608 psi85%2963 fps100%
Accurate 3100<<locked>>92%60,205 psi90%3012 fps100%
Accurate 4350<<locked>>82%57,087 psi86%2982 fps100%
Accurate 4350<<locked>>82%56,811 psi85%2979 fps100%
Accurate High Country<<locked>>88%58,755 psi88%3133 fps99.9%
Accurate High Country<<locked>>88%58,494 psi88%3127 fps99.9%
Accurate MAGPRO<<locked>>90%59,669 psi89%3136 fps99.7%
Accurate MAGPRO<<locked>>90%59,451 psi89%3133 fps99.6%
ADI AR 2209<<locked>>88%58,320 psi87%3061 fps100%
ADI AR 2209<<locked>>88%58,073 psi87%3054 fps100%
ADI AR 2213<<locked>>90%56,579 psi85%3074 fps99.8%
ADI AR 2213<<locked>>90%56,333 psi84%3071 fps99.8%
ADI AR 2217ᴾ<<locked>>100%58,929 psi88%3100 fps100%
ADI AR 2217ᴾ<<locked>>100%58,668 psi88%3097 fps100%
ADI AR 2218ᴾ<<locked>>100%51,242 psi77%3081 fps97.4%
ADI AR 2218ᴾ<<locked>>100%51,082 psi77%3077 fps97.3%
ADI AR 2225ᴾ<<locked>>100%53,214 psi80%3061 fps100%
ADI AR 2225ᴾ<<locked>>100%53,026 psi79%3058 fps100%
Alliant Power Pro Varmint<<locked>>88%58,508 psi88%3054 fps100%
Alliant Reloder-16<<locked>>84%58,494 psi88%3041 fps100%
Alliant Reloder-16<<locked>>84%58,233 psi87%3038 fps100%
Alliant Reloder-19<<locked>>88%57,841 psi87%3048 fps100%
Alliant Reloder-19<<locked>>88%57,595 psi86%3045 fps100%
Alliant Reloder-22<<locked>>90%56,797 psi85%3064 fps100%
Alliant Reloder-22<<locked>>90%56,550 psi85%3061 fps100%
Alliant Reloder-23<<locked>>92%58,610 psi88%3022 fps100%
Alliant Reloder-23<<locked>>92%58,349 psi87%3018 fps100%
Alliant Reloder-25<<locked>>96%58,813 psi88%3097 fps100%
Alliant Reloder-25<<locked>>96%58,363 psi87%3091 fps100%
Alliant Reloder-26<<locked>>88%59,611 psi89%3120 fps100%
Alliant Reloder-26<<locked>>88%59,350 psi89%3117 fps100%
Alliant Reloder-33ᴾ<<locked>>100%56,536 psi85%3136 fps98.3%
Alliant Reloder-33ᴾ<<locked>>100%56,347 psi84%3130 fps98.3%
Baschieri & Pellagri 109<<locked>>92%57,348 psi86%3031 fps98.5%
Baschieri & Pellagri 109<<locked>>92%57,174 psi86%3028 fps98.4%
Bofors RP15<<locked>>94%59,915 psi90%3110 fps100%
Bofors RP15<<locked>>94%59,669 psi89%3107 fps100%
Bofors RP30<<locked>>98%58,305 psi87%3110 fps100%
Bofors RP30<<locked>>98%58,088 psi87%3110 fps100%
Bofors RP5<<locked>>90%56,797 psi85%3064 fps100%
Bofors RP5<<locked>>90%56,550 psi85%3061 fps100%
Bofors RP7<<locked>>82%58,392 psi88%2986 fps100%
Bofors RP7<<locked>>82%58,146 psi87%2979 fps100%
Hodgdon H1000<<locked>>96%56,608 psi85%3068 fps100%
Hodgdon H1000<<locked>>96%56,391 psi85%3064 fps100%
Hodgdon H414<<locked>>82%58,711 psi88%3045 fps100%
Hodgdon H414<<locked>>82%58,465 psi88%3041 fps100%
Hodgdon H4831<<locked>>90%59,828 psi90%3064 fps99.8%
Hodgdon H4831<<locked>>90%59,625 psi89%3061 fps99.7%
Hodgdon H4831 SC<<locked>>90%58,610 psi88%3048 fps99.7%
Hodgdon H4831 SC<<locked>>90%58,378 psi88%3041 fps99.7%
Hodgdon Hybrid 100V<<locked>>86%58,595 psi88%2956 fps100%
Hodgdon Hybrid 100V<<locked>>86%58,349 psi87%2956 fps100%
Hodgdon Retumbo<<locked>>96%57,769 psi87%3189 fps100%
Hodgdon Retumbo<<locked>>96%57,522 psi86%3186 fps100%
Hodgdon Superformance<<locked>>82%60,002 psi90%3087 fps100%
Hodgdon Superformance<<locked>>82%59,770 psi90%3084 fps100%
Hodgdon TrailBossᴾ<<locked>>100%37,521 psi56%1913 fps100%
Hodgdon TrailBossᴾ<<locked>>100%37,521 psi56%1909 fps100%
IMR 4350<<locked>>84%57,014 psi85%2976 fps100%
IMR 4350<<locked>>84%56,782 psi85%2972 fps100%
IMR 4451 Enduron<<locked>>82%59,799 psi90%3005 fps100%
IMR 4451 Enduron<<locked>>82%59,756 psi90%3002 fps100%
IMR 4831<<locked>>84%57,421 psi86%2976 fps100%
IMR 4831<<locked>>84%57,377 psi86%2972 fps100%
IMR 4955 Enduron<<locked>>90%60,147 psi90%3041 fps99.8%
IMR 4955 Enduron<<locked>>90%59,973 psi90%3038 fps99.8%
IMR 7828 SSC<<locked>>92%58,755 psi88%3114 fps99.9%
IMR 7828 SSC<<locked>>92%58,494 psi88%3110 fps99.9%
IMR 8133 Enduronᴾ<<locked>>100%48,631 psi73%2972 fps99.4%
IMR 8133 Enduronᴾ<<locked>>100%48,428 psi73%2969 fps99.3%
Lovex S065<<locked>>82%57,029 psi85%2946 fps100%
Lovex S065<<locked>>82%56,956 psi85%2946 fps100%
Lovex S070<<locked>>84%59,234 psi89%3002 fps100%
Lovex S070<<locked>>84%58,972 psi88%3002 fps100%
Lovex S071<<locked>>96%57,972 psi87%2982 fps100%
Lovex S071<<locked>>96%57,725 psi87%2979 fps100%
Norma 204<<locked>>84%58,494 psi88%3041 fps100%
Norma 204<<locked>>84%58,276 psi87%3035 fps100%
Norma 217ᴾ<<locked>>100%49,327 psi74%2999 fps100%
Norma 217ᴾ<<locked>>100%49,110 psi74%2992 fps100%
Norma MRP<<locked>>88%57,014 psi85%3084 fps100%
Norma MRP<<locked>>88%56,797 psi85%3081 fps100%
Norma URP<<locked>>84%59,248 psi89%3022 fps100%
Norma URP<<locked>>84%59,001 psi88%3015 fps100%
Ramshot Grand<<locked>>92%60,336 psi90%3140 fps100%
Ramshot Grand<<locked>>92%60,075 psi90%3136 fps100%
Ramshot Hunter<<locked>>84%58,291 psi87%3031 fps100%
Ramshot Hunter<<locked>>84%58,073 psi87%3028 fps100%
Ramshot Magnum<<locked>>94%58,508 psi88%3061 fps100%
Ramshot Magnum<<locked>>94%58,291 psi87%3058 fps100%
ReloadSwiss RS 14ᴾ<<locked>>100%38,363 psi57%1955 fps100%
ReloadSwiss RS 14ᴾ<<locked>>100%38,363 psi57%1955 fps100%
ReloadSwiss RS 62<<locked>>82%57,334 psi86%3009 fps100%
ReloadSwiss RS 62<<locked>>82%57,276 psi86%3005 fps100%
ReloadSwiss RS 70<<locked>>84%60,292 psi90%3097 fps100%
ReloadSwiss RS 70<<locked>>84%60,234 psi90%3097 fps100%
ReloadSwiss RS 76<<locked>>96%59,001 psi88%3179 fps100%
ReloadSwiss RS 76<<locked>>96%58,566 psi88%3176 fps100%
ReloadSwiss RS 80<<locked>>98%58,059 psi87%3143 fps99.7%
ReloadSwiss RS 80<<locked>>98%57,856 psi87%3140 fps99.7%
Rottweil R 904<<locked>>88%59,030 psi88%3028 fps99.9%
Rottweil R 904<<locked>>88%58,813 psi88%3022 fps99.9%
Rottweil R 905<<locked>>88%57,435 psi86%3038 fps100%
Rottweil R 905<<locked>>88%57,363 psi86%3035 fps100%
Rottweil R 907<<locked>>82%58,392 psi88%2986 fps100%
Rottweil R 907<<locked>>82%58,146 psi87%2979 fps100%
Shooters World Long Rifle<<locked>>82%57,029 psi85%2946 fps100%
Shooters World Long Rifle<<locked>>82%56,956 psi85%2946 fps100%
Shooters World SW4350<<locked>>84%59,234 psi89%3002 fps100%
Shooters World SW4350<<locked>>84%58,972 psi88%3002 fps100%
SNPE Vectan Tubal 7000<<locked>>84%59,814 psi90%2956 fps100%
SNPE Vectan Tubal 7000<<locked>>84%59,727 psi90%2953 fps100%
SNPE Vectan Tubal 8000<<locked>>88%57,014 psi85%3031 fps100%
SNPE Vectan Tubal 8000<<locked>>88%56,956 psi85%3031 fps100%
Somchem S361<<locked>>86%56,652 psi85%2959 fps99.5%
Somchem S361<<locked>>86%56,623 psi85%2959 fps99.5%
Somchem S365<<locked>>84%56,666 psi85%2966 fps100%
Somchem S365<<locked>>84%56,391 psi85%2963 fps100%
Somchem S385<<locked>>88%57,696 psi86%3002 fps100%
Somchem S385<<locked>>88%57,667 psi86%2999 fps100%
Vihtavuori N160<<locked>>82%57,014 psi85%2956 fps100%
Vihtavuori N160<<locked>>82%56,782 psi85%2949 fps100%
Vihtavuori N165<<locked>>92%57,653 psi86%2986 fps100%
Vihtavuori N165<<locked>>92%57,450 psi86%2982 fps100%
Vihtavuori N170<<locked>>96%56,739 psi85%3009 fps96.8%
Vihtavuori N170<<locked>>96%56,521 psi85%3005 fps96.7%
Vihtavuori N550<<locked>>84%60,104 psi90%3015 fps100%
Vihtavuori N550<<locked>>84%59,843 psi90%3012 fps100%
Vihtavuori N555<<locked>>90%60,321 psi90%3048 fps100%
Vihtavuori N555<<locked>>90%60,060 psi90%3045 fps100%
Vihtavuori N560<<locked>>88%56,565 psi85%3087 fps99.7%
Vihtavuori N560<<locked>>90%60,307 psi90%3146 fps99.9%
Vihtavuori N565<<locked>>94%56,956 psi85%3071 fps99.8%
Vihtavuori N565<<locked>>94%56,739 psi85%3068 fps99.8%
Vihtavuori N568<<locked>>98%58,465 psi88%3143 fps99.5%
Vihtavuori N568<<locked>>98%58,276 psi87%3140 fps99.4%
Vihtavuori N570ᴾ<<locked>>100%59,886 psi90%3212 fps98.5%
Vihtavuori N570ᴾ<<locked>>100%59,451 psi89%3202 fps98.5%
Winchester 6.5 StaBALL<<locked>>82%56,536 psi85%2904 fps100%
Winchester 6.5 StaBALL<<locked>>82%56,304 psi84%2900 fps100%
Winchester 760<<locked>>82%58,914 psi88%3048 fps100%
Winchester 760<<locked>>82%58,653 psi88%3045 fps100%
Winchester StaBALL HD<<locked>>92%58,450 psi88%3114 fps100%
Winchester StaBALL HD<<locked>>92%58,175 psi87%3110 fps100%
Winchester Supreme 780<<locked>>90%57,899 psi87%3002 fps100%
Winchester Supreme 780<<locked>>90%57,667 psi86%2999 fps100%

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

Start Load - Barrel Length: 26"

PowderChargeFRMaxP%V(0)z
Accurate 3100<<locked>>80%40,001 psi60%2680 fps99.7%
Accurate 3100<<locked>>80%39,914 psi60%2680 fps99.7%
Accurate 4350<<locked>>80%53,214 psi80%2927 fps100%
Accurate 4350<<locked>>80%53,142 psi80%2927 fps100%
Accurate High Country<<locked>>80%44,019 psi66%2871 fps98.3%
Accurate High Country<<locked>>80%43,947 psi66%2867 fps98.2%
Accurate MAGPRO<<locked>>80%41,626 psi62%2808 fps96.5%
Accurate MAGPRO<<locked>>80%41,423 psi62%2805 fps96.4%
ADI AR 2209<<locked>>80%44,454 psi67%2822 fps99%
ADI AR 2209<<locked>>80%44,208 psi66%2818 fps99%
ADI AR 2213<<locked>>80%39,740 psi60%2756 fps97%
ADI AR 2213<<locked>>80%39,537 psi59%2749 fps97%
ADI AR 2217<<locked>>84%33,765 psi51%2605 fps95.1%
ADI AR 2217<<locked>>84%33,576 psi50%2602 fps95%
ADI AR 2218<<locked>>96%44,150 psi66%2927 fps95%
ADI AR 2218<<locked>>98%47,384 psi71%2999 fps96.2%
ADI AR 2225<<locked>>82%28,558 psi43%2503 fps95.9%
ADI AR 2225<<locked>>82%28,500 psi43%2500 fps95.8%
Alliant Power Pro Varmint<<locked>>80%44,759 psi67%2822 fps99.1%
Alliant Reloder-16<<locked>>80%51,271 psi77%2936 fps100%
Alliant Reloder-16<<locked>>80%50,995 psi76%2930 fps100%
Alliant Reloder-19<<locked>>80%44,338 psi66%2815 fps99%
Alliant Reloder-19<<locked>>80%44,251 psi66%2812 fps99%
Alliant Reloder-22<<locked>>80%40,277 psi60%2762 fps98.3%
Alliant Reloder-22<<locked>>80%40,074 psi60%2756 fps98.3%
Alliant Reloder-23<<locked>>80%38,957 psi58%2707 fps100%
Alliant Reloder-23<<locked>>80%38,870 psi58%2703 fps100%
Alliant Reloder-25<<locked>>80%33,547 psi50%2635 fps99.3%
Alliant Reloder-25<<locked>>80%33,373 psi50%2628 fps99.2%
Alliant Reloder-26<<locked>>80%43,845 psi66%2871 fps100%
Alliant Reloder-26<<locked>>80%43,758 psi66%2871 fps100%
Alliant Reloder-33<<locked>>94%44,788 psi67%2920 fps95.6%
Alliant Reloder-33<<locked>>94%44,614 psi67%2917 fps95.5%
Baschieri & Pellagri 109<<locked>>84%44,309 psi66%2792 fps95.5%
Baschieri & Pellagri 109<<locked>>84%44,295 psi66%2792 fps95.5%
Bofors RP15<<locked>>80%37,449 psi56%2697 fps97.5%
Bofors RP15<<locked>>80%37,246 psi56%2690 fps97.4%
Bofors RP30<<locked>>82%33,315 psi50%2618 fps95.3%
Bofors RP30<<locked>>82%33,098 psi50%2612 fps95.1%
Bofors RP5<<locked>>80%40,277 psi60%2762 fps98.3%
Bofors RP5<<locked>>80%40,074 psi60%2756 fps98.3%
Bofors RP7<<locked>>80%54,824 psi82%2930 fps100%
Bofors RP7<<locked>>80%54,607 psi82%2927 fps100%
Hodgdon H1000<<locked>>80%31,952 psi48%2559 fps95%
Hodgdon H1000<<locked>>82%34,142 psi51%2618 fps96%
Hodgdon H414<<locked>>80%54,926 psi82%2989 fps100%
Hodgdon H414<<locked>>80%54,694 psi82%2982 fps100%
Hodgdon H4831<<locked>>80%42,337 psi63%2759 fps97.2%
Hodgdon H4831<<locked>>80%42,119 psi63%2753 fps97.1%
Hodgdon H4831 SC<<locked>>80%41,582 psi62%2743 fps96.9%
Hodgdon H4831 SC<<locked>>80%41,379 psi62%2736 fps96.9%
Hodgdon Hybrid 100V<<locked>>80%48,095 psi72%2808 fps100%
Hodgdon Hybrid 100V<<locked>>80%47,848 psi72%2802 fps100%
Hodgdon Retumbo78.9 gr80%32,677 psi49%2661 fps96.6%
Hodgdon Retumbo78.9 gr80%32,619 psi49%2661 fps96.6%
Hodgdon Superformance<<locked>>80%55,651 psi83%3025 fps100%
Hodgdon Superformance<<locked>>80%55,448 psi83%3022 fps100%
Hodgdon TrailBoss<<locked>>80%28,021 psi42%1709 fps100%
Hodgdon TrailBoss<<locked>>80%27,992 psi42%1706 fps100%
IMR 4350<<locked>>80%50,169 psi75%2867 fps100%
IMR 4350<<locked>>80%49,951 psi75%2861 fps99.9%
IMR 4451 Enduron<<locked>>80%56,231 psi84%2953 fps100%
IMR 4451 Enduron<<locked>>80%55,999 psi84%2949 fps100%
IMR 4831<<locked>>80%50,343 psi75%2867 fps100%
IMR 4831<<locked>>80%50,241 psi75%2867 fps100%
IMR 4955 Enduron<<locked>>80%43,613 psi65%2756 fps97.6%
IMR 4955 Enduron<<locked>>80%43,395 psi65%2749 fps97.6%
IMR 7828 SSC<<locked>>80%38,435 psi58%2736 fps96.7%
IMR 7828 SSC<<locked>>80%38,247 psi57%2733 fps96.6%
IMR 8133 Enduron<<locked>>90%34,142 psi51%2661 fps95.5%
IMR 8133 Enduron<<locked>>90%34,084 psi51%2657 fps95.4%
Lovex S065<<locked>>80%53,592 psi80%2897 fps100%
Lovex S065<<locked>>80%53,519 psi80%2894 fps100%
Lovex S070<<locked>>80%52,098 psi78%2897 fps100%
Lovex S070<<locked>>80%51,851 psi78%2890 fps100%
Lovex S071<<locked>>80%34,258 psi51%2552 fps98.7%
Lovex S071<<locked>>80%34,200 psi51%2552 fps98.7%
Norma 204<<locked>>80%50,894 psi76%2917 fps99.7%
Norma 204<<locked>>80%50,676 psi76%2913 fps99.7%
Norma 217<<locked>>86%29,776 psi45%2559 fps95.9%
Norma 217<<locked>>86%29,704 psi45%2556 fps95.8%
Norma MRP<<locked>>80%42,583 psi64%2831 fps99.6%
Norma MRP<<locked>>80%42,496 psi64%2831 fps99.6%
Norma URP<<locked>>80%51,924 psi78%2913 fps100%
Norma URP<<locked>>80%51,677 psi77%2907 fps100%
Ramshot Grand<<locked>>80%38,232 psi57%2743 fps97.1%
Ramshot Grand<<locked>>80%38,029 psi57%2740 fps97%
Ramshot Hunter<<locked>>80%50,879 psi76%2917 fps100%
Ramshot Hunter<<locked>>80%50,662 psi76%2917 fps100%
Ramshot Magnum<<locked>>80%34,142 psi51%2615 fps97.5%
Ramshot Magnum<<locked>>80%33,939 psi51%2608 fps97.4%
ReloadSwiss RS 14<<locked>>80%28,689 psi43%1749 fps100%
ReloadSwiss RS 14<<locked>>80%28,805 psi43%1752 fps100%
ReloadSwiss RS 62<<locked>>80%53,577 psi80%2953 fps100%
ReloadSwiss RS 62<<locked>>80%53,345 psi80%2949 fps100%
ReloadSwiss RS 70<<locked>>80%52,257 psi78%2979 fps100%
ReloadSwiss RS 70<<locked>>80%52,025 psi78%2976 fps100%
ReloadSwiss RS 7684.4 gr80%31,836 psi48%2635 fps97.5%
ReloadSwiss RS 7684.4 gr80%31,647 psi47%2628 fps97.4%
ReloadSwiss RS 8093.6 gr88%39,189 psi59%2792 fps96%
ReloadSwiss RS 8093.6 gr88%38,986 psi58%2789 fps95.9%
Rottweil R 904<<locked>>80%45,382 psi68%2795 fps98.4%
Rottweil R 904<<locked>>80%45,324 psi68%2792 fps98.4%
Rottweil R 905<<locked>>80%43,787 psi66%2802 fps99.1%
Rottweil R 905<<locked>>80%43,700 psi66%2799 fps99%
Rottweil R 907<<locked>>80%54,824 psi82%2930 fps100%
Rottweil R 907<<locked>>80%54,607 psi82%2927 fps100%
Shooters World Long Rifle<<locked>>80%53,592 psi80%2897 fps100%
Shooters World Long Rifle<<locked>>80%53,519 psi80%2894 fps100%
Shooters World SW4350<<locked>>80%52,098 psi78%2897 fps100%
Shooters World SW4350<<locked>>80%51,851 psi78%2890 fps100%
SNPE Vectan Tubal 7000<<locked>>80%52,504 psi79%2848 fps100%
SNPE Vectan Tubal 7000<<locked>>80%52,272 psi78%2844 fps100%
SNPE Vectan Tubal 8000<<locked>>80%43,453 psi65%2795 fps99%
SNPE Vectan Tubal 8000<<locked>>80%43,366 psi65%2792 fps99%
Somchem S361<<locked>>80%46,325 psi69%2785 fps98.1%
Somchem S361<<locked>>80%46,137 psi69%2782 fps98%
Somchem S365<<locked>>80%49,429 psi74%2864 fps100%
Somchem S365<<locked>>80%49,168 psi74%2858 fps100%
Somchem S385<<locked>>80%44,251 psi66%2776 fps99.5%
Somchem S385<<locked>>80%44,034 psi66%2772 fps99.5%
Vihtavuori N160<<locked>>80%53,287 psi80%2900 fps100%
Vihtavuori N160<<locked>>80%53,229 psi80%2900 fps100%
Vihtavuori N165<<locked>>80%38,479 psi58%2648 fps98.3%
Vihtavuori N165<<locked>>80%38,406 psi58%2648 fps98.3%
Vihtavuori N170<<locked>>92%49,414 psi74%2884 fps95.1%
Vihtavuori N170<<locked>>92%49,240 psi74%2877 fps95%
Vihtavuori N550<<locked>>80%52,533 psi79%2907 fps100%
Vihtavuori N550<<locked>>80%52,460 psi79%2904 fps100%
Vihtavuori N555<<locked>>80%43,352 psi65%2782 fps100%
Vihtavuori N555<<locked>>80%43,091 psi65%2779 fps100%
Vihtavuori N560<<locked>>80%42,438 psi64%2828 fps97.4%
Vihtavuori N560<<locked>>80%42,366 psi64%2825 fps97.3%
Vihtavuori N565<<locked>>80%34,911 psi52%2635 fps95%
Vihtavuori N565<<locked>>82%37,289 psi56%2694 fps96%
Vihtavuori N568<<locked>>88%40,524 psi61%2812 fps95.8%
Vihtavuori N568<<locked>>88%40,364 psi61%2808 fps95.7%
Vihtavuori N570<<locked>>92%44,556 psi67%2933 fps95%
Vihtavuori N570<<locked>>94%47,718 psi72%2995 fps96%
Winchester 6.5 StaBALL<<locked>>80%52,750 psi79%2851 fps100%
Winchester 6.5 StaBALL<<locked>>80%52,518 psi79%2848 fps100%
Winchester 760<<locked>>80%55,114 psi83%2992 fps100%
Winchester 760<<locked>>80%54,868 psi82%2986 fps100%
Winchester StaBALL HD<<locked>>80%36,463 psi55%2753 fps100%
Winchester StaBALL HD<<locked>>80%36,216 psi54%2749 fps100%
Winchester Supreme 780<<locked>>80%40,640 psi61%2703 fps98.4%
Winchester Supreme 780<<locked>>80%40,567 psi61%2703 fps98.3%

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 147 powders for 7.82 Warbird loaded with the .308 | 186gr | Peregrine Glider (Glider GRM). Vihtavuori N570 delivers the highest muzzle velocity at 3,212 fps; across all powders the maximum-charge window runs from 1,909 fps to 3,212 fps. ADI AR 2217 gives the best case fill at 100 %, and 147 of the 147 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (460 MPa), the top charges use 56–90 %, leaving at least 10 % headroom. The 186.0 gr projectile in 0.308" calls for a 1:9.5 twist; slower twists will usually not stabilise this weight. ADI AR 2217, ADI AR 2217, ADI AR 2218 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. Hodgdon Retumbo, ReloadSwiss RS 76, ReloadSwiss RS 80 rank at the top here: for 7.82 Warbird with the .308 | 186gr | Peregrine Glider (Glider GRM) 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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