Load data for .264 Win. Mag. + .264 | 90gr | Impala LWHV LS

.264 Win. Mag. cartridge drawing
Impala Bullets logo

Load Specifications

Bullet Manufacturer:Impala Bullets
Bullet Weight:90 gr
Bullet Diameter:0.264"
Bullet Length:<<locked>>
Case Length (l3):2.5"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:82 Grains of Water
Primer Size:Large Rifle Magnum (LRM)
Barrel Length:26"
Max. allowed Pressure:62,366 psi
Recommended Twist Rate:1:8.5

Load data in caliber .264 Win. Mag. with .264 | 90gr | Impala LWHV LS bullet and 70 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are Alliant Reloder-26, Norma MRP and Alliant Reloder-16.

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: 26"

PowderChargeFRMaxP%V(0)z
Accurate 2700<<locked>>82%56,376 psi90%3448 fps98.1%
Accurate 3100<<locked>>96%53,011 psi85%3445 fps99%
Accurate 4350<<locked>>88%54,331 psi87%3514 fps99.8%
ADI AR 2208<<locked>>84%55,535 psi89%3478 fps100%
ADI AR 2209<<locked>>94%54,549 psi87%3540 fps97.1%
ADI AR 2213<<locked>>98%56,101 psi90%3593 fps96.1%
Alliant Power Pro Varmint<<locked>>94%54,694 psi88%3533 fps97.2%
Alliant Reloder- TS 15.5<<locked>>82%53,519 psi86%3455 fps100%
Alliant Reloder-16<<locked>>90%54,143 psi87%3570 fps100%
Alliant Reloder-17<<locked>>86%55,521 psi89%3596 fps100%
Alliant Reloder-19<<locked>>94%54,012 psi87%3524 fps97.1%
Alliant Reloder-22<<locked>>98%55,593 psi89%3596 fps97.6%
Alliant Reloder-23ᴾ<<locked>>100%56,217 psi90%3586 fps100%
Alliant Reloder-25ᴾ<<locked>>100%49,168 psi79%3501 fps99.2%
Alliant Reloder-26<<locked>>94%52,939 psi85%3612 fps99.8%
Bofors RP15ᴾ<<locked>>100%54,549 psi87%3573 fps97.3%
Bofors RP3<<locked>>82%54,911 psi88%3478 fps100%
Bofors RP5<<locked>>98%55,593 psi89%3596 fps97.6%
Bofors RP7<<locked>>86%53,737 psi86%3442 fps97.9%
Hodgdon H380<<locked>>82%54,795 psi88%3488 fps99.7%
Hodgdon H414<<locked>>88%55,840 psi90%3560 fps98.7%
Hodgdon H4350<<locked>>86%54,969 psi88%3504 fps97.5%
Hodgdon Hybrid 100V<<locked>>92%54,723 psi88%3481 fps100%
Hodgdon Retumboᴾ<<locked>>100%48,022 psi77%3530 fps96.5%
Hodgdon Superformance<<locked>>88%55,985 psi90%3586 fps98.6%
Hodgdon TrailBossᴾ<<locked>>100%36,840 psi59%2287 fps100%
IMR 4064<<locked>>82%55,158 psi88%3465 fps100%
IMR 4350<<locked>>90%54,679 psi88%3474 fps98.1%
IMR 4451 Enduron<<locked>>86%54,853 psi88%3468 fps98.4%
IMR 4831<<locked>>90%54,404 psi87%3494 fps99.9%
Lovex S062<<locked>>82%55,869 psi90%3465 fps100%
Lovex S065<<locked>>88%55,738 psi89%3474 fps99.4%
Lovex S070<<locked>>88%53,983 psi87%3465 fps98.6%
Lovex S071ᴾ<<locked>>100%50,575 psi81%3399 fps98.6%
Norma 203B<<locked>>82%56,289 psi90%3520 fps100%
Norma 204<<locked>>90%55,550 psi89%3530 fps97.2%
Norma MRP<<locked>>96%55,405 psi89%3629 fps98.8%
Norma URP<<locked>>90%56,115 psi90%3550 fps99.9%
Ramshot Grand<<locked>>98%54,114 psi87%3573 fps96.2%
Ramshot Hunter<<locked>>90%54,868 psi88%3540 fps99.2%
Ramshot Magnumᴾ<<locked>>100%52,562 psi84%3501 fps97.7%
ReloadSwiss RS 14ᴾ<<locked>>100%37,492 psi60%2336 fps100%
ReloadSwiss RS 50<<locked>>82%54,534 psi87%3461 fps98.9%
ReloadSwiss RS 60<<locked>>84%54,752 psi88%3589 fps100%
ReloadSwiss RS 62<<locked>>88%54,041 psi87%3527 fps99.7%
ReloadSwiss RS 70<<locked>>90%55,579 psi89%3615 fps99.9%
ReloadSwiss RS 76ᴾ<<locked>>100%48,834 psi78%3530 fps98%
Rottweil R 903<<locked>>84%54,955 psi88%3471 fps100%
Rottweil R 904<<locked>>94%56,043 psi90%3504 fps96.3%
Rottweil R 905<<locked>>94%53,403 psi86%3510 fps97.1%
Rottweil R 907<<locked>>86%53,737 psi86%3442 fps97.9%
Shooters World Long Rifle<<locked>>88%55,738 psi89%3474 fps99.4%
Shooters World Precision<<locked>>82%55,869 psi90%3465 fps100%
Shooters World SW4350<<locked>>88%53,983 psi87%3465 fps98.6%
SNPE Vectan SP 11<<locked>>84%55,970 psi90%3530 fps100%
SNPE Vectan Tubal 5000<<locked>>84%54,984 psi88%3340 fps100%
SNPE Vectan Tubal 7000<<locked>>88%55,376 psi89%3415 fps98.6%
SNPE Vectan Tubal 8000<<locked>>94%52,939 psi85%3504 fps97%
Somchem S355<<locked>>84%54,752 psi88%3468 fps100%
Somchem S365<<locked>>92%55,854 psi90%3556 fps100%
Somchem S385<<locked>>94%54,650 psi88%3491 fps98.1%
Vihtavuori N150<<locked>>86%55,825 psi90%3432 fps100%
Vihtavuori N160<<locked>>88%54,273 psi87%3474 fps99.8%
Vihtavuori N165<<locked>>98%53,650 psi86%3451 fps97.6%
Vihtavuori N550<<locked>>88%53,925 psi86%3484 fps99.7%
Vihtavuori N555<<locked>>96%55,521 psi89%3563 fps100%
Winchester 6.5 StaBALL<<locked>>88%53,867 psi86%3428 fps100%
Winchester 760<<locked>>88%55,840 psi90%3560 fps98.7%
Winchester StaBALL HDᴾ<<locked>>100%52,156 psi84%3665 fps100%
Winchester Supreme 780<<locked>>96%54,331 psi87%3471 fps97.1%

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

Start Load - Barrel Length: 26"

PowderChargeFRMaxP%V(0)z
Accurate 2700<<locked>>80%53,040 psi85%3386 fps97.5%
Accurate 3100<<locked>>86%38,305 psi61%3123 fps95.5%
Accurate 4350<<locked>>80%41,959 psi67%3255 fps98.2%
ADI AR 2208<<locked>>80%49,269 psi79%3360 fps99.6%
ADI AR 2209<<locked>>90%47,964 psi77%3402 fps95.5%
ADI AR 2213<<locked>>96%52,518 psi84%3520 fps95.2%
Alliant Power Pro Varmint<<locked>>90%48,124 psi77%3399 fps95.6%
Alliant Reloder- TS 15.5<<locked>>80%50,314 psi81%3392 fps100%
Alliant Reloder-1654.5 gr80%39,581 psi63%3241 fps97.9%
Alliant Reloder-17<<locked>>80%45,136 psi72%3392 fps99.9%
Alliant Reloder-19<<locked>>90%47,630 psi76%3389 fps95.5%
Alliant Reloder-22<<locked>>92%45,600 psi73%3386 fps95.1%
Alliant Reloder-23<<locked>>80%30,081 psi48%2959 fps95.9%
Alliant Reloder-25<<locked>>90%36,071 psi58%3159 fps95.2%
Alliant Reloder-2661.7 gr82%34,795 psi56%3166 fps95.6%
Bofors RP15<<locked>>96%47,964 psi77%3438 fps95.6%
Bofors RP3<<locked>>80%51,532 psi83%3419 fps100%
Bofors RP5<<locked>>92%45,600 psi73%3386 fps95.1%
Bofors RP7<<locked>>80%44,831 psi72%3251 fps95.8%
Hodgdon H380<<locked>>80%51,488 psi83%3422 fps99.4%
Hodgdon H414<<locked>>80%42,960 psi69%3284 fps95.9%
Hodgdon H4350<<locked>>80%45,600 psi73%3307 fps95.2%
Hodgdon Hybrid 100V<<locked>>80%37,391 psi60%3120 fps98.6%
Hodgdon Retumbo<<locked>>98%45,107 psi72%3455 fps95.4%
Hodgdon Superformance<<locked>>80%42,047 psi67%3287 fps95.2%
Hodgdon TrailBoss<<locked>>80%27,673 psi44%2054 fps100%
IMR 4064<<locked>>80%51,808 psi83%3402 fps99.9%
IMR 4350<<locked>>82%42,728 psi69%3219 fps95.2%
IMR 4451 Enduron<<locked>>80%45,905 psi74%3284 fps96.6%
IMR 4831<<locked>>80%39,856 psi64%3182 fps97.8%
Lovex S062<<locked>>80%52,518 psi84%3406 fps100%
Lovex S065<<locked>>80%43,903 psi70%3232 fps97.5%
Lovex S070<<locked>>80%42,206 psi68%3209 fps95.9%
Lovex S071<<locked>>90%37,289 psi60%3097 fps95.1%
Norma 203B<<locked>>80%53,113 psi85%3461 fps100%
Norma 204<<locked>>86%48,631 psi78%3392 fps95.5%
Norma MRP64.2 gr88%42,134 psi68%3337 fps95.5%
Norma URP<<locked>>80%40,727 psi65%3228 fps97.8%
Ramshot Grand<<locked>>96%50,575 psi81%3501 fps95.2%
Ramshot Hunter<<locked>>80%39,711 psi64%3205 fps95.8%
Ramshot Magnum<<locked>>96%45,701 psi73%3356 fps96%
ReloadSwiss RS 14<<locked>>80%28,137 psi45%2100 fps100%
ReloadSwiss RS 50<<locked>>80%51,053 psi82%3392 fps98.3%
ReloadSwiss RS 60<<locked>>80%47,790 psi77%3461 fps100%
ReloadSwiss RS 62<<locked>>80%41,249 psi66%3258 fps97.8%
ReloadSwiss RS 70<<locked>>80%39,668 psi64%3255 fps97%
ReloadSwiss RS 76<<locked>>96%42,395 psi68%3366 fps95.7%
Rottweil R 903<<locked>>80%48,428 psi78%3350 fps100%
Rottweil R 904<<locked>>92%52,634 psi84%3435 fps95.4%
Rottweil R 905<<locked>>90%47,137 psi76%3379 fps95.6%
Rottweil R 907<<locked>>80%44,831 psi72%3251 fps95.8%
Shooters World Long Rifle<<locked>>80%43,903 psi70%3232 fps97.5%
Shooters World Precision<<locked>>80%52,518 psi84%3406 fps100%
Shooters World SW4350<<locked>>80%42,206 psi68%3209 fps95.9%
SNPE Vectan SP 11<<locked>>80%49,197 psi79%3402 fps99.8%
SNPE Vectan Tubal 5000<<locked>>80%48,675 psi78%3232 fps100%
SNPE Vectan Tubal 7000<<locked>>80%43,163 psi69%3163 fps96.1%
SNPE Vectan Tubal 8000<<locked>>90%46,717 psi75%3373 fps95.4%
Somchem S355<<locked>>80%48,370 psi78%3346 fps99.9%
Somchem S365<<locked>>80%37,405 psi60%3182 fps99.5%
Somchem S385<<locked>>86%42,380 psi68%3228 fps95%
Vihtavuori N150<<locked>>80%46,166 psi74%3258 fps100%
Vihtavuori N160<<locked>>80%42,250 psi68%3228 fps98.1%
Vihtavuori N165<<locked>>92%44,237 psi71%3255 fps95.2%
Vihtavuori N550<<locked>>80%41,901 psi67%3232 fps97.9%
Vihtavuori N555<<locked>>80%33,547 psi54%3064 fps96.2%
Winchester 6.5 StaBALL<<locked>>80%41,234 psi66%3182 fps99.6%
Winchester 760<<locked>>80%43,149 psi69%3291 fps95.9%
Winchester StaBALL HD<<locked>>82%28,805 psi46%3005 fps96.1%
Winchester Supreme 780<<locked>>92%47,369 psi76%3333 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.

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

This overview compares 70 powders for .264 Win. Mag. loaded with the .264 | 90gr | Impala LWHV LS. Winchester StaBALL HD delivers the highest muzzle velocity at 3,665 fps; across all powders the maximum-charge window runs from 2,287 fps to 3,665 fps. Alliant Reloder-23 gives the best case fill at 100 %, and 70 of the 70 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (430 MPa), the top charges use 59–90 %, leaving at least 10 % headroom. The 90.0 gr projectile in 0.264" calls for a 1:8.5 twist; slower twists will usually not stabilise this weight. Alliant Reloder-23, Alliant Reloder-25, Bofors RP15 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, Norma MRP, Alliant Reloder-16 rank at the top here: for .264 Win. Mag. with the .264 | 90gr | Impala LWHV LS 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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