Load data for .30 Nosler + .308 | 165gr | Geco STAR

.30 Nosler cartridge drawing
Geco logo

Load Specifications

Bullet Manufacturer:Geco
Bullet Weight:165 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:1:13.0

Load data in caliber .30 Nosler with .308 | 165gr | Geco STAR bullet and 75 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are Alliant Reloder-26, Vihtavuori N560 and Accurate High Country.

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>>94%55,985 psi86%2995 fps99.8%
Accurate 4350<<locked>>86%57,072 psi88%3031 fps100%
Accurate High Country<<locked>>92%55,825 psi86%3127 fps97.8%
Accurate MAGPRO<<locked>>94%56,782 psi87%3123 fps96.7%
ADI AR 2208<<locked>>82%56,869 psi87%2972 fps100%
ADI AR 2209<<locked>>92%56,217 psi86%3061 fps98.5%
ADI AR 2213<<locked>>96%57,638 psi89%3120 fps97.8%
ADI AR 2217ᴾ<<locked>>100%48,950 psi75%2946 fps96.1%
ADI AR 2225ᴾ<<locked>>100%44,280 psi68%2917 fps98.1%
Alliant Reloder- TS 15.5<<locked>>82%58,726 psi90%3005 fps100%
Alliant Reloder-16<<locked>>88%56,275 psi87%3074 fps100%
Alliant Reloder-17<<locked>>84%57,653 psi89%3091 fps100%
Alliant Reloder-19<<locked>>92%55,985 psi86%3051 fps98.6%
Alliant Reloder-22<<locked>>96%57,783 psi89%3123 fps98.9%
Alliant Reloder-23<<locked>>98%58,726 psi90%3100 fps100%
Alliant Reloder-25ᴾ<<locked>>100%54,549 psi84%3100 fps100%
Alliant Reloder-26<<locked>>92%55,550 psi85%3140 fps100%
Bofors RP15<<locked>>98%56,797 psi87%3104 fps98.7%
Bofors RP30ᴾ<<locked>>100%50,879 psi78%3031 fps97.2%
Bofors RP5<<locked>>96%57,783 psi89%3123 fps98.9%
Bofors RP7<<locked>>86%58,653 psi90%3015 fps99.4%
Hodgdon H1000ᴾ<<locked>>100%53,476 psi82%3035 fps97.8%
Hodgdon H414<<locked>>86%57,609 psi89%3068 fps99.6%
Hodgdon H4350<<locked>>84%56,463 psi87%3018 fps98.8%
Hodgdon H4831<<locked>>94%57,638 psi89%3054 fps97.1%
Hodgdon H4831 SC<<locked>>94%56,565 psi87%3038 fps96.9%
Hodgdon Hybrid 100V<<locked>>90%57,029 psi88%2999 fps100%
Hodgdon Retumboᴾ<<locked>>100%53,490 psi82%3159 fps99.1%
Hodgdon Superformance<<locked>>86%57,841 psi89%3104 fps99.5%
Hodgdon TrailBossᴾ<<locked>>100%37,449 psi58%1903 fps100%
IMR 4350<<locked>>88%56,275 psi87%2995 fps99.2%
IMR 4451 Enduron<<locked>>84%56,318 psi87%2982 fps99.4%
IMR 4831<<locked>>88%56,811 psi87%3015 fps100%
IMR 4955 Enduron<<locked>>94%58,624 psi90%3038 fps97.5%
IMR 7828 SSC<<locked>>96%55,535 psi85%3094 fps97.5%
Lovex S065<<locked>>86%57,551 psi89%2989 fps99.9%
Lovex S070<<locked>>86%55,927 psi86%2986 fps99.5%
Lovex S071ᴾ<<locked>>100%56,724 psi87%3005 fps99.9%
Norma 204<<locked>>88%57,188 psi88%3051 fps98.5%
Norma 217ᴾ<<locked>>100%40,466 psi62%2854 fps96.3%
Norma MRP<<locked>>94%57,522 psi88%3146 fps99.6%
Norma URP<<locked>>88%58,117 psi89%3058 fps100%
Ramshot Grand<<locked>>96%56,173 psi86%3114 fps98%
Ramshot Hunter<<locked>>88%56,797 psi87%3058 fps99.9%
Ramshot Magnumᴾ<<locked>>100%58,523 psi90%3114 fps99.5%
ReloadSwiss RS 14ᴾ<<locked>>100%38,276 psi59%1946 fps100%
ReloadSwiss RS 60<<locked>>82%57,058 psi88%3081 fps100%
ReloadSwiss RS 62<<locked>>86%56,449 psi87%3048 fps100%
ReloadSwiss RS 70<<locked>>88%57,580 psi89%3123 fps100%
ReloadSwiss RS 76ᴾ<<locked>>100%54,056 psi83%3156 fps99.7%
Rottweil R 903<<locked>>82%57,319 psi88%2979 fps100%
Rottweil R 904<<locked>>92%57,595 psi89%3028 fps97.8%
Rottweil R 905<<locked>>92%55,666 psi86%3041 fps98.6%
Rottweil R 907<<locked>>86%58,653 psi90%3015 fps99.4%
Shooters World Long Rifle<<locked>>86%57,551 psi89%2989 fps99.9%
Shooters World SW4350<<locked>>86%55,927 psi86%2986 fps99.5%
SNPE Vectan SP 11<<locked>>82%57,725 psi89%3028 fps100%
SNPE Vectan Tubal 5000<<locked>>82%56,362 psi87%2841 fps100%
SNPE Vectan Tubal 7000<<locked>>86%56,884 psi88%2940 fps99.5%
SNPE Vectan Tubal 8000<<locked>>94%58,755 psi90%3097 fps99%
Somchem S355<<locked>>82%56,753 psi87%2969 fps100%
Somchem S361<<locked>>90%56,014 psi86%2966 fps96.8%
Somchem S365<<locked>>90%58,537 psi90%3064 fps100%
Somchem S385<<locked>>92%56,652 psi87%3022 fps99.2%
Vihtavuori N150<<locked>>84%57,464 psi88%2936 fps100%
Vihtavuori N160<<locked>>86%56,260 psi87%2992 fps100%
Vihtavuori N165<<locked>>96%55,651 psi86%2992 fps98.9%
Vihtavuori N550<<locked>>86%55,869 psi86%3002 fps100%
Vihtavuori N555<<locked>>94%58,465 psi90%3084 fps100%
Vihtavuori N560<<locked>>94%57,246 psi88%3133 fps97.4%
Vihtavuori N565ᴾ<<locked>>100%57,798 psi89%3120 fps97.7%
Winchester 6.5 StaBALL<<locked>>86%55,506 psi85%2949 fps100%
Winchester 760<<locked>>86%57,841 psi89%3074 fps99.6%
Winchester StaBALL HD<<locked>>98%55,724 psi86%3186 fps100%
Winchester Supreme 780<<locked>>94%55,970 psi86%3005 fps98.5%

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%36,796 psi57%2625 fps96.6%
Accurate 4350<<locked>>80%47,529 psi73%2871 fps99.8%
Accurate High Country74.2 gr86%46,166 psi71%2943 fps95.5%
Accurate MAGPRO<<locked>>90%49,864 psi77%2999 fps95%
ADI AR 2208<<locked>>80%53,737 psi83%2927 fps100%
ADI AR 2209<<locked>>82%41,626 psi64%2776 fps95.1%
ADI AR 2213<<locked>>90%47,892 psi74%2936 fps95.5%
ADI AR 2217<<locked>>98%46,180 psi71%2887 fps95.2%
ADI AR 2225<<locked>>94%37,347 psi57%2743 fps95.6%
Alliant Reloder- TS 15.5<<locked>>80%55,477 psi85%2959 fps100%
Alliant Reloder-16<<locked>>80%44,338 psi68%2861 fps99.7%
Alliant Reloder-17<<locked>>80%50,531 psi78%2982 fps100%
Alliant Reloder-19<<locked>>82%41,553 psi64%2769 fps95.2%
Alliant Reloder-22<<locked>>86%42,496 psi65%2831 fps95.7%
Alliant Reloder-23<<locked>>80%34,432 psi53%2641 fps99.1%
Alliant Reloder-25<<locked>>82%32,401 psi50%2602 fps95.4%
Alliant Reloder-2671.1 gr80%37,231 psi57%2772 fps98.2%
Bofors RP15<<locked>>88%42,163 psi65%2825 fps95.4%
Bofors RP30<<locked>>96%45,049 psi69%2917 fps95.6%
Bofors RP5<<locked>>86%42,496 psi65%2831 fps95.7%
Bofors RP7<<locked>>80%49,458 psi76%2854 fps98.2%
Hodgdon H1000<<locked>>94%44,411 psi68%2854 fps95.4%
Hodgdon H414<<locked>>80%48,008 psi74%2900 fps98.4%
Hodgdon H4350<<locked>>80%50,183 psi77%2907 fps97.8%
Hodgdon H4831<<locked>>90%50,966 psi78%2940 fps95.7%
Hodgdon H4831 SC<<locked>>90%50,009 psi77%2923 fps95.5%
Hodgdon Hybrid 100V<<locked>>80%42,380 psi65%2749 fps99.9%
Hodgdon Retumbo<<locked>>90%39,813 psi61%2844 fps95.1%
Hodgdon Superformance<<locked>>80%47,166 psi73%2917 fps98.1%
Hodgdon TrailBoss<<locked>>80%28,195 psi43%1703 fps100%
IMR 4350<<locked>>80%44,585 psi69%2779 fps97.2%
IMR 4451 Enduron<<locked>>80%50,096 psi77%2874 fps98.7%
IMR 4831<<locked>>80%44,976 psi69%2808 fps99.6%
IMR 4955 Enduron<<locked>>88%49,327 psi76%2874 fps95.5%
IMR 7828 SSC<<locked>>90%46,180 psi71%2913 fps95.1%
Lovex S065<<locked>>80%48,515 psi75%2835 fps99.3%
Lovex S070<<locked>>80%47,094 psi72%2828 fps98.4%
Lovex S071<<locked>>82%34,287 psi53%2559 fps95.7%
Norma 204<<locked>>80%44,454 psi68%2815 fps95.9%
Norma 217<<locked>>98%38,130 psi59%2799 fps95.4%
Norma MRP<<locked>>80%37,028 psi57%2733 fps95.3%
Norma URP<<locked>>80%45,905 psi71%2848 fps99.6%
Ramshot Grand<<locked>>90%46,064 psi71%2923 fps95.5%
Ramshot Hunter<<locked>>80%44,396 psi68%2831 fps98.4%
Ramshot Magnum<<locked>>88%39,262 psi60%2746 fps95.4%
ReloadSwiss RS 14<<locked>>80%28,819 psi44%1742 fps100%
ReloadSwiss RS 60<<locked>>80%53,258 psi82%3025 fps100%
ReloadSwiss RS 62<<locked>>80%46,586 psi72%2877 fps99.6%
ReloadSwiss RS 70<<locked>>80%44,367 psi68%2884 fps99.3%
ReloadSwiss RS 76<<locked>>88%36,912 psi57%2762 fps95.1%
Rottweil R 903<<locked>>80%54,085 psi83%2930 fps100%
Rottweil R 904<<locked>>84%45,571 psi70%2808 fps95.1%
Rottweil R 905<<locked>>82%41,191 psi63%2759 fps95.3%
Rottweil R 907<<locked>>80%49,458 psi76%2854 fps98.2%
Shooters World Long Rifle<<locked>>80%48,515 psi75%2835 fps99.3%
Shooters World SW4350<<locked>>80%47,094 psi72%2828 fps98.4%
SNPE Vectan SP 11<<locked>>80%54,157 psi83%2972 fps100%
SNPE Vectan Tubal 5000<<locked>>80%53,156 psi82%2795 fps100%
SNPE Vectan Tubal 7000<<locked>>80%47,587 psi73%2779 fps98.4%
SNPE Vectan Tubal 8000<<locked>>82%40,828 psi63%2756 fps95.2%
Somchem S355<<locked>>80%53,447 psi82%2917 fps100%
Somchem S361<<locked>>86%49,617 psi76%2851 fps95.3%
Somchem S365<<locked>>80%42,888 psi66%2808 fps100%
Somchem S385<<locked>>80%39,769 psi61%2697 fps95.8%
Vihtavuori N150<<locked>>80%51,242 psi79%2841 fps100%
Vihtavuori N160<<locked>>80%47,079 psi72%2838 fps99.7%
Vihtavuori N165<<locked>>84%38,928 psi60%2671 fps95.1%
Vihtavuori N550<<locked>>80%46,717 psi72%2841 fps99.6%
Vihtavuori N555<<locked>>80%38,783 psi60%2723 fps99%
Vihtavuori N56076 gr88%47,485 psi73%2953 fps95.1%
Vihtavuori N565<<locked>>94%48,008 psi74%2946 fps95.6%
Winchester 6.5 StaBALL<<locked>>80%45,759 psi70%2792 fps100%
Winchester 760<<locked>>80%48,138 psi74%2904 fps98.5%
Winchester StaBALL HD<<locked>>80%31,227 psi48%2661 fps99.2%
Winchester Supreme 780<<locked>>84%40,959 psi63%2723 fps95%

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 80 powders for .30 Nosler loaded with the .308 | 165gr | Geco STAR. Winchester StaBALL HD delivers the highest muzzle velocity at 3,186 fps; across all powders the maximum-charge window runs from 1,903 fps to 3,186 fps. ADI AR 2217 gives the best case fill at 100 %, and 80 of the 80 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 165.0 gr projectile in 0.308" calls for a 1:13.0 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. Alliant Reloder-26, Vihtavuori N560, Accurate High Country rank at the top here: for .30 Nosler with the .308 | 165gr | Geco STAR they combine a high case fill with complete burn and sit in the upper velocity band. As outliers, Baschieri & Pellagri 109, IMR 8133 Enduron, Vihtavuori N170 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.

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