Load data for 6.5 x 70 R + .264 | 120gr | Barnes TAC-X

6.5 x 70 R cartridge drawing
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Load Specifications

Bullet Manufacturer:Barnes
Bullet Weight:120 gr
Bullet Diameter:0.264"
Bullet Length:<<locked>>
Case Length (l3):2.736"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:38.5 Grains of Water
Primer Size:Large Rifle (LR)
Barrel Length:25.6"
Max. allowed Pressure:40,611 psi
Recommended Twist Rate:1:9.5

Load data in caliber 6.5 x 70 R with .264 | 120gr | Barnes TAC-X bullet and 27 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are IMR 3031, Lovex D073.6 and Shooters World Match Rifle.

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: 25.6"

PowderChargeFRMaxP%V(0)z
Accurate 2015<<locked>>84%35,708 psi88%2290 fps99.7%
Accurate 2460<<locked>>82%36,027 psi89%2320 fps97.9%
Accurate 2495<<locked>>92%35,824 psi88%2362 fps99.9%
Accurate 2520<<locked>>86%36,448 psi90%2369 fps97.7%
Accurate 4064<<locked>>94%35,650 psi88%2379 fps98.6%
Alliant AR-Comp<<locked>>86%35,389 psi87%2362 fps100%
Hodgdon Benchmark<<locked>>82%35,331 psi87%2254 fps95.9%
Hodgdon BL-C2<<locked>>86%34,447 psi85%2343 fps95.9%
Hodgdon TrailBossᴾ<<locked>>100%33,141 psi82%1522 fps100%
IMR 3031<<locked>>88%35,810 psi88%2388 fps99.5%
Lovex D073.5<<locked>>82%36,013 psi89%2323 fps96.7%
Lovex D073.6<<locked>>88%34,809 psi86%2349 fps97.3%
Norma 201<<locked>>88%36,448 psi90%2326 fps95.8%
Norma 202<<locked>>88%36,593 psi90%2352 fps98.3%
ReloadSwiss RS 14ᴾ<<locked>>100%33,156 psi82%1562 fps100%
Rottweil R 901<<locked>>84%35,607 psi88%2297 fps97.8%
Rottweil R 902<<locked>>90%36,695 psi90%2323 fps95.8%
Shooters World Match Rifle<<locked>>88%34,809 psi86%2349 fps97.3%
SNPE Vectan Tubal 3000<<locked>>86%36,709 psi90%2267 fps98.1%
SNPE Vectan Tubal 5000<<locked>>92%35,766 psi88%2270 fps98.8%
Somchem S335<<locked>>86%35,607 psi88%2270 fps98.6%
Vihtavuori N133<<locked>>86%36,463 psi90%2277 fps99.7%
Vihtavuori N135<<locked>>90%34,737 psi86%2326 fps99.7%
Vihtavuori N140<<locked>>88%34,461 psi85%2290 fps98.1%
Vihtavuori N150<<locked>>96%35,317 psi87%2320 fps96%
Vihtavuori N540<<locked>>90%35,085 psi86%2320 fps97.8%
Winchester 748<<locked>>86%35,911 psi88%2369 fps96.6%

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

Start Load - Barrel Length: 25.6"

PowderChargeFRMaxP%V(0)z
Accurate 2015<<locked>>80%31,444 psi77%2205 fps99.1%
Accurate 2460<<locked>>80%33,692 psi83%2274 fps97.3%
Accurate 2495<<locked>>80%23,569 psi58%2080 fps97.1%
Accurate 2520<<locked>>80%29,283 psi72%2211 fps95.3%
Accurate 4064<<locked>>84%25,788 psi64%2152 fps95.2%
Alliant AR-Comp<<locked>>80%29,008 psi71%2224 fps99.9%
Hodgdon Benchmark<<locked>>80%33,446 psi82%2215 fps95.3%
Hodgdon BL-C2<<locked>>84%32,213 psi79%2293 fps95%
Hodgdon TrailBoss<<locked>>80%24,308 psi60%1358 fps100%
IMR 303122.6 gr80%27,485 psi68%2195 fps97.3%
Lovex D073.5<<locked>>80%33,286 psi82%2267 fps95.8%
Lovex D073.625.3 gr84%29,950 psi74%2241 fps95.6%
Norma 201<<locked>>86%34,098 psi84%2277 fps95%
Norma 202<<locked>>80%27,891 psi69%2159 fps95.5%
ReloadSwiss RS 14<<locked>>80%24,047 psi59%1385 fps100%
Rottweil R 901<<locked>>80%31,546 psi78%2205 fps96.6%
Rottweil R 902<<locked>>88%34,345 psi85%2277 fps95.1%
Shooters World Match Rifle25.3 gr84%29,950 psi74%2241 fps95.6%
SNPE Vectan Tubal 3000<<locked>>80%30,574 psi75%2139 fps96.4%
SNPE Vectan Tubal 5000<<locked>>80%24,656 psi61%2014 fps95%
Somchem S335<<locked>>80%29,559 psi73%2139 fps97%
Vihtavuori N133<<locked>>80%30,400 psi75%2152 fps98.7%
Vihtavuori N135<<locked>>80%25,338 psi62%2106 fps97.5%
Vihtavuori N140<<locked>>80%26,672 psi66%2110 fps95.2%
Vihtavuori N150<<locked>>94%33,054 psi81%2274 fps95.2%
Vihtavuori N540<<locked>>84%28,848 psi71%2178 fps95.6%
Winchester 748<<locked>>84%33,272 psi82%2313 fps95.6%

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 27 powders for 6.5 x 70 R loaded with the .264 | 120gr | Barnes TAC-X. IMR 3031 delivers the highest muzzle velocity at 2,388 fps; across all powders the maximum-charge window runs from 1,522 fps to 2,388 fps. Hodgdon TrailBoss gives the best case fill at 100 %, and 27 of the 27 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (280 MPa), the top charges use 82–90 %, leaving at least 10 % headroom. The 120.0 gr projectile in 0.264" calls for a 1:9.5 twist; slower twists will usually not stabilise this weight. Hodgdon TrailBoss, ReloadSwiss RS 14 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. IMR 3031, Lovex D073.6, Shooters World Match Rifle rank at the top here: for 6.5 x 70 R with the .264 | 120gr | Barnes TAC-X 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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