Load data for .224 Valkyrie + .223 | 55gr | SUS-TAC Varmax (HPT)

.224 Valkyrie cartridge drawing
SUS-TAC logo

Load Specifications

Bullet Manufacturer:SUS-TAC
Bullet Weight:55 gr
Bullet Diameter:0.223"
Bullet Length:<<locked>>
Case Length (l3):1.6"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:31.5 Grains of Water
Primer Size:Small Rifle (SR)
Barrel Length:24"
Max. allowed Pressure:55,000 psi
Recommended Twist Rate:1:8.5

Load data in caliber .224 Valkyrie with .223 | 55gr | SUS-TAC Varmax (HPT) bullet and 41 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are Hodgdon H322, ADI AR 2219 and SNPE Vectan SP 10.

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>>84%47,718 psi87%3114 fps99.7%
Accurate 2015<<locked>>98%47,529 psi86%3196 fps99.2%
Accurate 2460<<locked>>96%49,168 psi89%3241 fps97.1%
Accurate 2495ᴾ<<locked>>100%38,783 psi71%3091 fps98.1%
Accurate 2520<<locked>>98%46,035 psi84%3222 fps96%
Accurate LT-30<<locked>>90%48,341 psi88%3120 fps98.2%
Accurate LT-32<<locked>>90%48,747 psi89%3127 fps96.5%
ADI AR 2207<<locked>>88%47,427 psi86%3186 fps100%
ADI AR 2219<<locked>>92%49,052 psi89%3274 fps98.3%
Alliant AR-Compᴾ<<locked>>100%46,876 psi85%3284 fps100%
Alliant Reloder-10x<<locked>>94%47,819 psi87%3232 fps99.8%
Alliant Reloder-7<<locked>>88%49,516 psi90%3196 fps99.9%
Baschieri & Pellagri 106<<locked>>90%46,746 psi85%3100 fps98.3%
Hodgdon H322<<locked>>94%47,253 psi86%3241 fps97.9%
Hodgdon H335<<locked>>94%48,849 psi89%3264 fps97.3%
Hodgdon H4198<<locked>>86%47,311 psi86%3123 fps97.5%
Hodgdon TrailBossᴾ<<locked>>100%31,575 psi57%2014 fps100%
IMR 3031ᴾ<<locked>>100%44,063 psi80%3245 fps98.1%
IMR 4198<<locked>>92%46,876 psi85%3169 fps99.9%
IMR 4227<<locked>>82%47,065 psi86%3104 fps100%
Lovex D073.4<<locked>>88%46,586 psi85%3202 fps95.8%
Lovex D073.5<<locked>>96%49,458 psi90%3238 fps95.8%
Lovex S053<<locked>>84%48,907 psi89%3104 fps100%
Norma 200<<locked>>90%48,457 psi88%3222 fps100%
Norma 202ᴾ<<locked>>100%45,223 psi82%3196 fps96.6%
ReloadSwiss RS 14ᴾ<<locked>>100%31,517 psi57%2064 fps100%
ReloadSwiss RS 36<<locked>>82%47,108 psi86%3140 fps100%
ReloadSwiss RS 40<<locked>>94%46,992 psi85%3202 fps95.7%
Rottweil R 901ᴾ<<locked>>100%49,443 psi90%3241 fps97.2%
Shooters World AR Plus<<locked>>88%46,586 psi85%3202 fps95.8%
SNPE Vectan BA6 1/2<<locked>>86%47,137 psi86%2907 fps100%
SNPE Vectan SP 10<<locked>>92%49,763 psi90%3278 fps97.4%
SNPE Vectan SP 3<<locked>>94%49,110 psi89%3245 fps98.9%
SNPE Vectan Tubal 3000ᴾ<<locked>>100%49,182 psi89%3163 fps97.2%
SNPE Vectan Tubal 5000ᴾ<<locked>>100%39,320 psi71%2976 fps96%
Somchem S335ᴾ<<locked>>100%47,587 psi87%3159 fps97.8%
Vihtavuori N120<<locked>>88%47,543 psi86%3133 fps100%
Vihtavuori N130<<locked>>96%48,979 psi89%3179 fps99.7%
Vihtavuori N133ᴾ<<locked>>100%48,109 psi87%3169 fps99.2%
Vihtavuori N135ᴾ<<locked>>100%40,059 psi73%3107 fps98.2%
Vihtavuori N140ᴾ<<locked>>100%42,685 psi78%3107 fps96.2%

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%41,843 psi76%2999 fps99%
Accurate 2015<<locked>>86%32,227 psi59%2851 fps95.6%
Accurate 2460<<locked>>92%42,873 psi78%3117 fps95.6%
Accurate 2495<<locked>>94%31,343 psi57%2907 fps95.8%
Accurate 2520<<locked>>96%43,192 psi79%3166 fps95.2%
Accurate LT-30<<locked>>82%38,000 psi69%2900 fps95.8%
Accurate LT-32<<locked>>86%43,279 psi79%3015 fps95.1%
ADI AR 2207<<locked>>80%36,825 psi67%2972 fps100%
ADI AR 221923 gr84%37,391 psi68%3018 fps95.3%
Alliant AR-Comp<<locked>>82%26,440 psi48%2749 fps95.5%
Alliant Reloder-10x<<locked>>80%30,835 psi56%2835 fps96.3%
Alliant Reloder-7<<locked>>80%38,348 psi70%2966 fps98.8%
Baschieri & Pellagri 106<<locked>>82%35,955 psi65%2867 fps95.6%
Hodgdon H32223.3 gr88%38,769 psi70%3054 fps95.8%
Hodgdon H335<<locked>>90%42,206 psi77%3130 fps95.7%
Hodgdon H4198<<locked>>80%38,957 psi71%2940 fps95.4%
Hodgdon TrailBoss<<locked>>80%23,554 psi43%1814 fps100%
IMR 3031<<locked>>92%34,418 psi63%3005 fps95.2%
IMR 4198<<locked>>80%32,750 psi60%2841 fps97.8%
IMR 4227<<locked>>80%44,208 psi80%3048 fps100%
Lovex D073.4<<locked>>86%43,758 psi80%3143 fps95%
Lovex D073.5<<locked>>94%46,441 psi84%3182 fps95%
Lovex S053<<locked>>80%43,236 psi79%3002 fps100%
Norma 200<<locked>>80%35,172 psi64%2936 fps98.4%
Norma 202<<locked>>96%39,987 psi73%3081 fps95.1%
ReloadSwiss RS 14<<locked>>80%23,221 psi42%1850 fps100%
ReloadSwiss RS 36<<locked>>80%44,295 psi81%3087 fps100%
ReloadSwiss RS 40<<locked>>92%44,208 psi80%3143 fps95%
Rottweil R 901<<locked>>94%41,350 psi75%3074 fps95.2%
Shooters World AR Plus<<locked>>86%43,758 psi80%3143 fps95%
SNPE Vectan BA6 1/2<<locked>>80%40,118 psi73%2789 fps100%
SNPE Vectan SP 1024.4 gr86%40,596 psi74%3087 fps95.1%
SNPE Vectan SP 3<<locked>>82%33,721 psi61%2897 fps95.1%
SNPE Vectan Tubal 3000<<locked>>94%40,727 psi74%2995 fps95.1%
SNPE Vectan Tubal 5000<<locked>>98%36,985 psi67%2920 fps95.2%
Somchem S335<<locked>>92%37,072 psi67%2936 fps95.1%
Vihtavuori N120<<locked>>80%36,941 psi67%2930 fps100%
Vihtavuori N130<<locked>>80%30,008 psi55%2746 fps95.6%
Vihtavuori N133<<locked>>88%33,330 psi61%2844 fps95.8%
Vihtavuori N135<<locked>>92%31,125 psi57%2874 fps95.3%
Vihtavuori N140<<locked>>98%40,161 psi73%3051 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 70 powders for .224 Valkyrie loaded with the .223 | 55gr | SUS-TAC Varmax (HPT). Alliant Power Pro 1200-R delivers the highest muzzle velocity at 3,287 fps; across all powders the maximum-charge window runs from 2,014 fps to 3,287 fps. Accurate 2495 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 (379 MPa), the top charges use 57–90 %, leaving at least 10 % headroom. The 55.0 gr projectile in 0.223" calls for a 1:8.5 twist; slower twists will usually not stabilise this weight. Accurate 2495, Accurate 4064, ADI AR 2206H 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. Hodgdon H322, ADI AR 2219, SNPE Vectan SP 10 rank at the top here: for .224 Valkyrie with the .223 | 55gr | SUS-TAC Varmax (HPT) they combine a high case fill with complete burn and sit in the upper velocity band. As outliers, Accurate 2200, Accurate 4064, ADI AR 2206H 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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