Load data for 6.5 Grendel + .264 | 100gr | Barnes TAC-TX BT

6.5 Grendel cartridge drawing
Barnes logo

Load Specifications

Bullet Manufacturer:Barnes
Bullet Weight:100 gr
Bullet Diameter:0.264"
Bullet Length:<<locked>>
Case Length (l3):1.515"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:35 Grains of Water
Primer Size:Small Rifle (SR)
Barrel Length:24"
Max. allowed Pressure:58,740 psi
Recommended Twist Rate:1:9.5

Load data in caliber 6.5 Grendel with .264 | 100gr | Barnes TAC-TX BT bullet and 42 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are Shooters World AR Plus, Lovex D073.4 and ADI AR 2219.

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 1680<<locked>>90%51,692 psi88%2648 fps100%
Accurate 2015ᴾ<<locked>>100%42,960 psi73%2605 fps98.9%
Accurate 2460ᴾ<<locked>>100%47,848 psi81%2697 fps97.2%
Accurate 2495ᴾ<<locked>>100%30,893 psi53%2451 fps96.5%
Accurate LT-30<<locked>>96%52,040 psi89%2644 fps98.9%
Accurate LT-32<<locked>>96%52,576 psi90%2651 fps97.4%
ADI AR 2205<<locked>>82%50,807 psi86%2516 fps100%
ADI AR 2207<<locked>>94%50,575 psi86%2697 fps100%
ADI AR 2219<<locked>>98%52,170 psi89%2782 fps98.9%
Alliant AR-Compᴾ<<locked>>100%39,900 psi68%2631 fps99.9%
Alliant Reloder-10xᴾ<<locked>>100%50,270 psi86%2736 fps100%
Alliant Reloder-7<<locked>>94%52,649 psi90%2703 fps100%
Baschieri & Pellagri 106<<locked>>96%49,995 psi85%2638 fps98.9%
Hodgdon H322ᴾ<<locked>>100%50,343 psi86%2756 fps98.7%
Hodgdon H335ᴾ<<locked>>100%51,227 psi87%2772 fps98%
Hodgdon H4198<<locked>>92%51,184 psi87%2651 fps98.4%
Hodgdon TrailBossᴾ<<locked>>100%30,864 psi53%1601 fps100%
IMR 3031ᴾ<<locked>>100%38,072 psi65%2602 fps97%
IMR 4198ᴾ<<locked>>100%53,040 psi90%2720 fps100%
IMR 4227<<locked>>88%51,169 psi87%2625 fps100%
Lovex D060<<locked>>82%51,474 psi88%2664 fps100%
Lovex D073.4<<locked>>94%49,734 psi85%2730 fps96.8%
Lovex D073.5ᴾ<<locked>>100%48,704 psi83%2707 fps95.9%
Lovex S053<<locked>>90%52,620 psi90%2618 fps100%
Norma 200<<locked>>96%50,473 psi86%2720 fps100%
ReloadSwiss RS 14ᴾ<<locked>>100%30,632 psi52%1644 fps100%
ReloadSwiss RS 36<<locked>>88%50,778 psi86%2657 fps100%
ReloadSwiss RS 40ᴾ<<locked>>100%49,647 psi85%2720 fps96.6%
Rottweil R 901ᴾ<<locked>>100%42,569 psi72%2598 fps96.1%
Shooters World AR Plus<<locked>>94%49,734 psi85%2730 fps96.8%
Shooters World Buffalo Rifle<<locked>>82%51,474 psi88%2664 fps100%
Shooters World SOCOM<<locked>>82%52,446 psi89%2638 fps100%
SNPE Vectan BA6 1/2<<locked>>94%53,142 psi90%2470 fps100%
SNPE Vectan SP 10<<locked>>98%52,852 psi90%2789 fps98.2%
SNPE Vectan SP 3ᴾ<<locked>>100%52,040 psi89%2746 fps99.4%
SNPE Vectan Tubal 3000ᴾ<<locked>>100%43,120 psi73%2543 fps96.1%
Somchem S335ᴾ<<locked>>100%40,712 psi69%2530 fps96.7%
Vihtavuori N110<<locked>>84%51,576 psi88%2523 fps100%
Vihtavuori N120<<locked>>94%50,763 psi86%2651 fps100%
Vihtavuori N130ᴾ<<locked>>100%48,704 psi83%2648 fps99.8%
Vihtavuori N133ᴾ<<locked>>100%42,134 psi72%2552 fps98.5%
Vihtavuori N135ᴾ<<locked>>100%34,243 psi58%2487 fps97.1%

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

Start Load - Barrel Length: 24"

PowderChargeFRMaxP%V(0)z
Accurate 1680<<locked>>80%36,956 psi63%2405 fps98.5%
Accurate 2015<<locked>>88%29,472 psi50%2329 fps95.3%
Accurate 2460<<locked>>94%39,175 psi67%2549 fps95.1%
Accurate 2495<<locked>>98%28,877 psi49%2405 fps95.8%
Accurate LT-30<<locked>>82%33,881 psi58%2323 fps95%
Accurate LT-32<<locked>>90%44,063 psi75%2516 fps95.7%
ADI AR 2205<<locked>>80%47,834 psi81%2477 fps100%
ADI AR 2207<<locked>>80%32,532 psi55%2388 fps99.9%
ADI AR 221923.7 gr86%34,896 psi59%2470 fps95%
Alliant AR-Comp<<locked>>84%24,236 psi41%2234 fps95.1%
Alliant Reloder-10x<<locked>>80%26,847 psi46%2270 fps95.5%
Alliant Reloder-7<<locked>>80%34,084 psi58%2382 fps98.4%
Baschieri & Pellagri 106<<locked>>84%33,692 psi57%2349 fps95.3%
Hodgdon H322<<locked>>90%36,201 psi62%2500 fps95.5%
Hodgdon H335<<locked>>92%39,421 psi67%2569 fps95.3%
Hodgdon H4198<<locked>>82%37,478 psi64%2411 fps95.5%
Hodgdon TrailBoss<<locked>>80%22,553 psi38%1430 fps100%
IMR 3031<<locked>>96%33,692 psi57%2500 fps95.5%
IMR 4198<<locked>>80%29,631 psi50%2283 fps97.4%
IMR 4227<<locked>>80%40,364 psi69%2454 fps100%
Lovex D060<<locked>>80%48,472 psi83%2618 fps100%
Lovex D073.425.8 gr90%43,178 psi74%2625 fps95.4%
Lovex D073.5<<locked>>98%45,165 psi77%2651 fps95.1%
Lovex S053<<locked>>80%39,349 psi67%2421 fps100%
Norma 200<<locked>>80%30,037 psi51%2343 fps97.6%
ReloadSwiss RS 14<<locked>>80%22,075 psi38%1460 fps100%
ReloadSwiss RS 36<<locked>>80%39,392 psi67%2477 fps99.9%
ReloadSwiss RS 40<<locked>>96%43,468 psi74%2618 fps95.2%
Rottweil R 901<<locked>>98%40,089 psi68%2552 fps95.4%
Shooters World AR Plus25.8 gr90%43,178 psi74%2625 fps95.4%
Shooters World Buffalo Rifle<<locked>>80%48,472 psi83%2618 fps100%
Shooters World SOCOM<<locked>>80%48,791 psi83%2589 fps100%
SNPE Vectan BA6 1/2<<locked>>80%36,434 psi62%2238 fps100%
SNPE Vectan SP 10<<locked>>90%40,147 psi68%2579 fps95.5%
SNPE Vectan SP 3<<locked>>86%33,446 psi57%2408 fps95.7%
SNPE Vectan Tubal 3000<<locked>>98%40,480 psi69%2493 fps95.5%
Somchem S335<<locked>>96%36,201 psi62%2444 fps95.4%
Vihtavuori N110<<locked>>80%45,963 psi78%2448 fps100%
Vihtavuori N120<<locked>>80%32,764 psi56%2356 fps100%
Vihtavuori N130<<locked>>82%27,731 psi47%2238 fps95.5%
Vihtavuori N133<<locked>>90%30,821 psi52%2320 fps95.4%
Vihtavuori N135<<locked>>96%29,907 psi51%2385 fps95.5%

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 42 powders for 6.5 Grendel loaded with the .264 | 100gr | Barnes TAC-TX BT. SNPE Vectan SP 10 delivers the highest muzzle velocity at 2,789 fps; across all powders the maximum-charge window runs from 1,601 fps to 2,789 fps. Accurate 2015 gives the best case fill at 100 %, and 42 of the 42 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (405 MPa), the top charges use 52–90 %, leaving at least 10 % headroom. The 100.0 gr projectile in 0.264" calls for a 1:9.5 twist; slower twists will usually not stabilise this weight. Accurate 2015, Accurate 2460, Accurate 2495 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. Shooters World AR Plus, Lovex D073.4, ADI AR 2219 rank at the top here: for 6.5 Grendel with the .264 | 100gr | Barnes TAC-TX BT 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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