Load data for .30 Nosler + .308 | 178gr | TWENTY-NINE SILENTIO

.30 Nosler cartridge drawing
TWENTY-NINE logo

Load Specifications

Bullet Manufacturer:TWENTY-NINE
Bullet Weight:178 gr
Bullet Diameter:0.308"
Bullet Length:<<locked>>
Case Length (l3):2.55"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:99 Grains of Water
Primer Size:Large Rifle Magnum (LRM)
Barrel Length:24"
Max. allowed Pressure:65,000 psi
Recommended Twist Rate:1:11.0

Load data in caliber .30 Nosler with .308 | 178gr | TWENTY-NINE SILENTIO bullet and 72 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are Winchester StaBALL HD, Alliant Reloder-26 and Vihtavuori N560.

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"

PowderChargeFRMaxP%V(0)z
Accurate 3100<<locked>>92%56,623 psi87%2884 fps100%
Accurate 4350<<locked>>84%57,769 psi89%2913 fps100%
Accurate High Country<<locked>>90%56,173 psi86%3009 fps98.3%
Accurate MAGPRO<<locked>>92%56,753 psi87%3009 fps97.3%
ADI AR 2209<<locked>>90%55,869 psi86%2936 fps98.9%
ADI AR 2213<<locked>>94%57,276 psi88%2995 fps98.2%
ADI AR 2217ᴾ<<locked>>100%52,243 psi80%2900 fps97.6%
ADI AR 2225ᴾ<<locked>>100%47,514 psi73%2881 fps99.3%
Alliant Power Pro Varmint<<locked>>90%56,449 psi87%2936 fps99%
Alliant Power Pro Varmint<<locked>>90%56,449 psi87%2936 fps99%
Alliant Reloder-16<<locked>>86%56,246 psi87%2946 fps100%
Alliant Reloder-17<<locked>>82%57,566 psi89%2966 fps100%
Alliant Reloder-19<<locked>>90%55,883 psi86%2933 fps98.9%
Alliant Reloder-22<<locked>>94%57,870 psi89%3005 fps99.3%
Alliant Reloder-23<<locked>>94%55,912 psi86%2933 fps100%
Alliant Reloder-25ᴾ<<locked>>100%58,001 psi89%3035 fps100%
Alliant Reloder-26<<locked>>90%56,086 psi86%3025 fps100%
Bofors RP15<<locked>>96%57,072 psi88%2989 fps99.1%
Bofors RP30ᴾ<<locked>>100%54,940 psi85%2989 fps98.5%
Bofors RP5<<locked>>94%57,870 psi89%3005 fps99.3%
Bofors RP7<<locked>>84%58,450 psi90%2887 fps99.6%
Hodgdon H1000ᴾ<<locked>>100%56,782 psi87%2979 fps98.9%
Hodgdon H414<<locked>>84%57,522 psi88%2943 fps99.8%
Hodgdon H4350<<locked>>82%56,260 psi87%2894 fps99.1%
Hodgdon H4831<<locked>>92%57,392 psi88%2936 fps97.7%
Hodgdon H4831 SC<<locked>>92%56,318 psi87%2917 fps97.5%
Hodgdon Hybrid 100V<<locked>>88%57,232 psi88%2874 fps100%
Hodgdon Retumboᴾ<<locked>>100%57,058 psi88%3107 fps99.8%
Hodgdon Superformance<<locked>>84%57,334 psi88%2976 fps99.7%
Hodgdon TrailBossᴾ<<locked>>100%37,681 psi58%1818 fps100%
IMR 4350<<locked>>86%56,101 psi86%2871 fps99.5%
IMR 4451 Enduron<<locked>>82%55,796 psi86%2854 fps99.6%
IMR 4831<<locked>>86%57,072 psi88%2894 fps100%
IMR 4955 Enduron<<locked>>92%58,305 psi90%2917 fps98%
IMR 7828 SSC<<locked>>96%58,769 psi90%3031 fps98.6%
Lovex S065<<locked>>84%57,537 psi89%2864 fps100%
Lovex S070<<locked>>84%55,927 psi86%2864 fps99.8%
Lovex S071<<locked>>98%57,856 psi89%2900 fps100%
Norma 204<<locked>>86%56,869 psi87%2927 fps98.9%
Norma 217ᴾ<<locked>>100%44,164 psi68%2835 fps98.2%
Norma MRP<<locked>>92%57,798 psi89%3031 fps99.9%
Norma URP<<locked>>86%58,131 psi89%2930 fps100%
Ramshot Grand<<locked>>94%56,130 psi86%2999 fps98.5%
Ramshot Hunter<<locked>>86%56,739 psi87%2933 fps100%
Ramshot Magnum<<locked>>98%58,407 psi90%2995 fps99.7%
ReloadSwiss RS 14ᴾ<<locked>>100%38,783 psi60%1867 fps100%
ReloadSwiss RS 62<<locked>>84%56,666 psi87%2927 fps100%
ReloadSwiss RS 70<<locked>>86%57,232 psi88%2995 fps100%
ReloadSwiss RS 76ᴾ<<locked>>100%57,885 psi89%3104 fps100%
ReloadSwiss RS 80ᴾ<<locked>>100%53,461 psi82%2999 fps96.8%
Rottweil R 904<<locked>>90%57,348 psi88%2907 fps98.3%
Rottweil R 905<<locked>>90%55,927 psi86%2927 fps99%
Rottweil R 907<<locked>>84%58,450 psi90%2887 fps99.6%
Shooters World Long Rifle<<locked>>84%57,537 psi89%2864 fps100%
Shooters World SW4350<<locked>>84%55,927 psi86%2864 fps99.8%
SNPE Vectan Tubal 7000<<locked>>84%56,666 psi87%2815 fps99.7%
SNPE Vectan Tubal 8000<<locked>>90%55,477 psi85%2923 fps99%
Somchem S361<<locked>>88%55,811 psi86%2848 fps97.3%
Somchem S365<<locked>>86%55,405 psi85%2894 fps100%
Somchem S385<<locked>>90%56,942 psi88%2907 fps99.5%
Vihtavuori N150<<locked>>82%57,522 psi88%2812 fps100%
Vihtavuori N160<<locked>>84%56,362 psi87%2867 fps100%
Vihtavuori N165<<locked>>94%55,782 psi86%2877 fps99.2%
Vihtavuori N550<<locked>>84%55,941 psi86%2881 fps100%
Vihtavuori N555<<locked>>90%55,970 psi86%2920 fps100%
Vihtavuori N560<<locked>>92%57,363 psi88%3018 fps98%
Vihtavuori N565<<locked>>98%58,276 psi90%3012 fps98.3%
Vihtavuori N568ᴾ<<locked>>100%54,389 psi84%2999 fps96.4%
Winchester 6.5 StaBALL<<locked>>86%58,392 psi90%2871 fps100%
Winchester 760<<locked>>84%57,740 psi89%2946 fps99.8%
Winchester StaBALL HD<<locked>>96%56,449 psi87%3071 fps100%
Winchester Supreme 780<<locked>>92%56,028 psi86%2890 fps98.9%

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

Start Load - Barrel Length: 24"

PowderChargeFRMaxP%V(0)z
Accurate 3100<<locked>>80%40,480 psi62%2592 fps98.2%
Accurate 4350<<locked>>80%51,314 psi79%2812 fps100%
Accurate High Country<<locked>>82%44,251 psi68%2785 fps95.7%
Accurate MAGPRO<<locked>>86%47,442 psi73%2838 fps95.1%
ADI AR 2209<<locked>>80%41,901 psi64%2671 fps96%
ADI AR 2213<<locked>>86%45,310 psi70%2772 fps95.5%
ADI AR 2217<<locked>>94%43,961 psi68%2733 fps95.3%
ADI AR 2225<<locked>>88%34,548 psi53%2562 fps95.2%
Alliant Power Pro Varmint<<locked>>80%42,453 psi65%2674 fps96.2%
Alliant Power Pro Varmint<<locked>>80%42,453 psi65%2674 fps96.2%
Alliant Reloder-16<<locked>>80%47,224 psi73%2795 fps100%
Alliant Reloder-17<<locked>>80%54,085 psi83%2910 fps100%
Alliant Reloder-19<<locked>>80%42,148 psi65%2671 fps96.2%
Alliant Reloder-22<<locked>>80%38,696 psi60%2631 fps95.2%
Alliant Reloder-23<<locked>>80%37,623 psi58%2605 fps99.9%
Alliant Reloder-25<<locked>>80%33,446 psi51%2523 fps96.8%
Alliant Reloder-2668.3 gr80%41,017 psi63%2749 fps99.5%
Bofors RP15<<locked>>82%38,566 psi59%2628 fps95%
Bofors RP30<<locked>>90%41,147 psi63%2720 fps95.2%
Bofors RP5<<locked>>80%38,696 psi60%2631 fps95.2%
Bofors RP7<<locked>>80%52,373 psi81%2789 fps99.1%
Hodgdon H1000<<locked>>90%42,366 psi65%2703 fps95.5%
Hodgdon H414<<locked>>80%51,271 psi79%2841 fps99.3%
Hodgdon H4350<<locked>>80%53,156 psi82%2841 fps98.7%
Hodgdon H4831<<locked>>86%47,950 psi74%2769 fps95.6%
Hodgdon H4831 SC<<locked>>86%47,268 psi73%2756 fps95.5%
Hodgdon Hybrid 100V<<locked>>80%45,556 psi70%2690 fps100%
Hodgdon Retumbo<<locked>>86%38,493 psi59%2703 fps95.5%
Hodgdon Superformance<<locked>>80%50,430 psi78%2864 fps99.1%
Hodgdon TrailBoss<<locked>>80%28,558 psi44%1627 fps100%
IMR 4350<<locked>>80%47,384 psi73%2720 fps98.4%
IMR 4451 Enduron<<locked>>80%52,736 psi81%2802 fps99.4%
IMR 4831<<locked>>80%48,298 psi74%2749 fps100%
IMR 4955 Enduron<<locked>>84%46,688 psi72%2710 fps95.5%
IMR 7828 SSC<<locked>>86%44,063 psi68%2756 fps95.3%
Lovex S065<<locked>>80%51,634 psi79%2769 fps99.8%
Lovex S070<<locked>>80%50,212 psi77%2766 fps99.3%
Lovex S071<<locked>>80%35,926 psi55%2487 fps97.1%
Norma 204<<locked>>80%47,630 psi73%2762 fps97.4%
Norma 217<<locked>>92%35,708 psi55%2625 fps95.3%
Norma MRP<<locked>>80%40,393 psi62%2703 fps97.3%
Norma URP<<locked>>80%49,037 psi75%2782 fps100%
Ramshot Grand<<locked>>86%43,874 psi67%2766 fps95.6%
Ramshot Hunter<<locked>>80%47,645 psi73%2779 fps99.4%
Ramshot Magnum<<locked>>84%37,985 psi58%2612 fps95.8%
ReloadSwiss RS 14<<locked>>80%29,269 psi45%1667 fps100%
ReloadSwiss RS 62<<locked>>80%50,198 psi77%2822 fps100%
ReloadSwiss RS 70<<locked>>80%47,529 psi73%2831 fps99.9%
ReloadSwiss RS 76<<locked>>84%35,795 psi55%2628 fps95.6%
ReloadSwiss RS 80<<locked>>96%47,253 psi73%2881 fps95.1%
Rottweil R 904<<locked>>80%43,366 psi67%2648 fps95.2%
Rottweil R 905<<locked>>80%42,003 psi65%2664 fps96.3%
Rottweil R 907<<locked>>80%52,373 psi81%2789 fps99.1%
Shooters World Long Rifle<<locked>>80%51,634 psi79%2769 fps99.8%
Shooters World SW4350<<locked>>80%50,212 psi77%2766 fps99.3%
SNPE Vectan Tubal 7000<<locked>>80%50,618 psi78%2717 fps99.2%
SNPE Vectan Tubal 8000<<locked>>80%41,640 psi64%2661 fps96.2%
Somchem S361<<locked>>82%46,862 psi72%2690 fps95.3%
Somchem S365<<locked>>80%46,383 psi71%2749 fps100%
Somchem S385<<locked>>80%43,105 psi66%2654 fps97.4%
Vihtavuori N150<<locked>>80%54,317 psi84%2766 fps100%
Vihtavuori N160<<locked>>80%50,227 psi77%2772 fps100%
Vihtavuori N165<<locked>>80%37,652 psi58%2530 fps95.5%
Vihtavuori N550<<locked>>80%50,038 psi77%2785 fps100%
Vihtavuori N555<<locked>>80%42,569 psi65%2687 fps99.8%
Vihtavuori N56069.6 gr84%45,208 psi70%2792 fps95.1%
Vihtavuori N565<<locked>>88%43,555 psi67%2743 fps95%
Vihtavuori N568<<locked>>98%51,126 psi79%2940 fps95.6%
Winchester 6.5 StaBALL<<locked>>80%48,733 psi75%2726 fps100%
Winchester 760<<locked>>80%51,271 psi79%2841 fps99.3%
Winchester StaBALL HD65.6 gr80%34,490 psi53%2654 fps100%
Winchester Supreme 780<<locked>>80%39,131 psi60%2572 fps95.2%

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.

<<locked>> you need an access license to unlock this data.

This overview compares 72 powders for .30 Nosler loaded with the .308 | 178gr | TWENTY-NINE SILENTIO. Hodgdon Retumbo delivers the highest muzzle velocity at 3,107 fps; across all powders the maximum-charge window runs from 1,818 fps to 3,107 fps. ADI AR 2217 gives the best case fill at 100 %, and 72 of the 72 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (448 MPa), the top charges use 58–90 %, leaving at least 10 % headroom. The 178.0 gr projectile in 0.308" calls for a 1:11.0 twist; slower twists will usually not stabilise this weight. ADI AR 2217, ADI AR 2225, Alliant Reloder-25 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. Winchester StaBALL HD, Alliant Reloder-26, Vihtavuori N560 rank at the top here: for .30 Nosler with the .308 | 178gr | TWENTY-NINE SILENTIO 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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