Load data for .22-250 Ackley Improved + .224 | 40gr | Sierra SP HORNET

.22-250 Ackley Improved cartridge drawing
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Load Specifications

Bullet Manufacturer:Sierra
Bullet Weight:40 gr
Bullet Diameter:0.224"
Bullet Length:<<locked>>
Case Length (l3):1.94"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:46.9 Grains of Water
Primer Size:Large Rifle (LR)
Barrel Length:24"
Max. allowed Pressure:57,986 psi

Load data in caliber .22-250 Ackley Improved with .224 | 40gr | Sierra SP HORNET bullet and 164 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are IMR 3031, Hodgdon H322 and Winchester 748.

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.

A valid access license is required to use the Personalized Load Calculator.

You can find more information in our FAQ: How can I use the Personalized Load Calculator?

Max Load - Barrel Length: 24"

PowderChargeFRMaxP%V(0)z
Accurate 2015<<locked>>92%52,069 psi90%3894 fps99.9%
Accurate 2015<<locked>>92%51,387 psi89%3885 fps99.8%
Accurate 2015<<locked>>92%52,446 psi90%3904 fps99.9%
Accurate 2460<<locked>>88%50,908 psi88%3881 fps98.2%
Accurate 2460<<locked>>88%50,633 psi87%3878 fps98.1%
Accurate 2460<<locked>>88%51,242 psi88%3891 fps98.3%
Accurate 2495<<locked>>98%52,083 psi90%3934 fps100%
Accurate 2495<<locked>>98%51,866 psi89%3927 fps99.9%
Accurate 2495<<locked>>96%48,950 psi84%3871 fps99.8%
Accurate 2520<<locked>>92%52,228 psi90%3944 fps98.1%
Accurate 2520<<locked>>92%51,547 psi89%3924 fps98%
Accurate 2520<<locked>>90%48,762 psi84%3871 fps97.5%
Accurate 4064ᴾ<<locked>>100%51,677 psi89%3950 fps98.9%
Accurate 4064ᴾ<<locked>>100%51,387 psi89%3944 fps98.8%
Accurate 4064ᴾ<<locked>>100%51,982 psi90%3957 fps99%
Accurate LT-30<<locked>>84%49,501 psi85%3789 fps99%
Accurate LT-30<<locked>>84%49,240 psi85%3780 fps98.9%
Accurate LT-30<<locked>>84%49,864 psi86%3796 fps99.1%
Accurate LT-32<<locked>>84%49,893 psi86%3799 fps97.6%
Accurate LT-32<<locked>>84%49,617 psi86%3793 fps97.5%
Accurate LT-32<<locked>>84%50,198 psi87%3809 fps97.7%
ADI AR 2207<<locked>>82%50,256 psi87%3868 fps100%
ADI AR 2207<<locked>>82%49,879 psi86%3862 fps100%
ADI AR 2207<<locked>>82%50,227 psi87%3871 fps100%
ADI AR 2219<<locked>>84%48,979 psi84%3898 fps98.8%
ADI AR 2219<<locked>>86%52,475 psi90%3973 fps99.2%
ADI AR 2219<<locked>>84%49,356 psi85%3907 fps98.9%
ADI Benchmark 8208<<locked>>92%50,865 psi88%3894 fps96.1%
ADI Benchmark 8208<<locked>>92%50,604 psi87%3885 fps95.9%
ADI Benchmark 8208<<locked>>92%51,169 psi88%3901 fps96.2%
Alliant AR-Comp<<locked>>92%49,008 psi85%3934 fps100%
Alliant AR-Comp<<locked>>94%51,779 psi89%3986 fps100%
Alliant AR-Comp<<locked>>92%49,371 psi85%3940 fps100%
Alliant Reloder- TS 15.5ᴾ<<locked>>100%51,706 psi89%3947 fps96%
Alliant Reloder-10x<<locked>>88%51,721 psi89%3937 fps100%
Alliant Reloder-10x<<locked>>88%51,416 psi89%3927 fps100%
Alliant Reloder-10x<<locked>>88%52,141 psi90%3944 fps100%
Alliant Reloder-7<<locked>>82%51,517 psi89%3871 fps100%
Alliant Reloder-7<<locked>>82%51,271 psi88%3868 fps100%
Alliant Reloder-7<<locked>>82%51,532 psi89%3871 fps100%
Baschieri & Pellagri 106<<locked>>86%52,199 psi90%3812 fps99.6%
Baschieri & Pellagri 106<<locked>>86%52,040 psi90%3806 fps99.5%
Baschieri & Pellagri 106<<locked>>84%49,095 psi85%3750 fps99.3%
Bofors RP3ᴾ<<locked>>100%51,692 psi89%3944 fps96.1%
Bofors RP3ᴾ<<locked>>100%51,953 psi90%3950 fps96.2%
Hodgdon Benchmark<<locked>>90%50,096 psi86%3835 fps96.5%
Hodgdon Benchmark<<locked>>90%49,893 psi86%3829 fps96.4%
Hodgdon Benchmark<<locked>>90%50,401 psi87%3842 fps96.7%
Hodgdon BL-C2<<locked>>92%49,559 psi85%3901 fps96.5%
Hodgdon BL-C2<<locked>>92%49,298 psi85%3894 fps96.4%
Hodgdon BL-C2<<locked>>92%49,835 psi86%3911 fps96.6%
Hodgdon H322<<locked>>88%51,053 psi88%3944 fps99.1%
Hodgdon H322<<locked>>88%50,763 psi88%3937 fps99%
Hodgdon H322<<locked>>88%51,416 psi89%3950 fps99.2%
Hodgdon H335<<locked>>86%49,313 psi85%3885 fps98.1%
Hodgdon H335<<locked>>88%52,359 psi90%3950 fps98.6%
Hodgdon H335<<locked>>86%49,632 psi86%3891 fps98.2%
Hodgdon H4198<<locked>>82%51,155 psi88%3858 fps98.8%
Hodgdon H4198<<locked>>82%50,850 psi88%3848 fps98.7%
Hodgdon H4198<<locked>>82%51,488 psi89%3865 fps98.9%
Hodgdon TrailBossᴾ<<locked>>100%33,185 psi57%2628 fps100%
Hodgdon TrailBossᴾ<<locked>>100%33,083 psi57%2621 fps100%
Hodgdon TrailBossᴾ<<locked>>100%32,982 psi57%2621 fps100%
IMR 3031<<locked>>94%49,603 psi86%3970 fps99.5%
IMR 3031<<locked>>94%49,342 psi85%3963 fps99.4%
IMR 3031<<locked>>94%49,980 psi86%3980 fps99.5%
IMR 4198<<locked>>88%52,228 psi90%3917 fps100%
IMR 4198<<locked>>88%51,895 psi89%3907 fps100%
IMR 4198<<locked>>86%49,313 psi85%3858 fps100%
IMR 8208 XBR<<locked>>92%50,865 psi88%3894 fps96.1%
IMR 8208 XBR<<locked>>92%50,604 psi87%3885 fps95.9%
IMR 8208 XBR<<locked>>92%51,169 psi88%3901 fps96.2%
Lovex D073.4<<locked>>82%50,285 psi87%3901 fps97.4%
Lovex D073.4<<locked>>82%49,951 psi86%3888 fps97.3%
Lovex D073.4<<locked>>82%50,575 psi87%3907 fps97.5%
Lovex D073.5<<locked>>88%50,908 psi88%3878 fps97.1%
Lovex D073.5<<locked>>88%50,618 psi87%3868 fps97%
Lovex D073.5<<locked>>88%51,213 psi88%3885 fps97.2%
Lovex D073.6<<locked>>94%49,763 psi86%3901 fps97.7%
Lovex D073.6<<locked>>94%49,574 psi85%3891 fps97.5%
Lovex D073.6<<locked>>94%50,154 psi86%3907 fps97.8%
Lovex S062<<locked>>98%51,010 psi88%3901 fps96.3%
Lovex S062<<locked>>98%50,763 psi88%3894 fps96.2%
Lovex S062<<locked>>98%51,300 psi88%3907 fps96.4%
Norma 200<<locked>>84%51,517 psi89%3904 fps100%
Norma 200<<locked>>84%51,169 psi88%3898 fps100%
Norma 200<<locked>>84%51,924 psi90%3911 fps100%
Norma 201<<locked>>94%50,125 psi86%3875 fps96%
Norma 201<<locked>>94%49,893 psi86%3868 fps95.8%
Norma 201<<locked>>94%50,430 psi87%3881 fps96.1%
Norma 202<<locked>>94%50,183 psi87%3901 fps98.3%
Norma 202<<locked>>94%49,951 psi86%3894 fps98.2%
Norma 202<<locked>>94%50,502 psi87%3907 fps98.4%
ReloadSwiss RS 14ᴾ<<locked>>100%32,996 psi57%2677 fps100%
ReloadSwiss RS 14ᴾ<<locked>>100%32,895 psi57%2671 fps100%
ReloadSwiss RS 14ᴾ<<locked>>100%33,112 psi57%2680 fps100%
ReloadSwiss RS 40<<locked>>88%50,778 psi88%3901 fps97.5%
ReloadSwiss RS 40<<locked>>88%50,111 psi86%3885 fps97.3%
ReloadSwiss RS 40<<locked>>88%51,111 psi88%3911 fps97.6%
ReloadSwiss RS 60ᴾ<<locked>>100%49,443 psi85%3976 fps97.2%
ReloadSwiss RS 60ᴾ<<locked>>100%48,907 psi84%3963 fps97%
ReloadSwiss RS 60ᴾ<<locked>>100%49,690 psi86%3986 fps97.3%
Rottweil R 901<<locked>>92%50,850 psi88%3898 fps98.1%
Rottweil R 901<<locked>>92%50,575 psi87%3888 fps98%
Rottweil R 901<<locked>>92%51,213 psi88%3904 fps98.2%
Rottweil R 902<<locked>>96%50,227 psi87%3862 fps95.9%
Rottweil R 902<<locked>>96%49,980 psi86%3858 fps95.9%
Rottweil R 902<<locked>>96%50,546 psi87%3868 fps96.1%
Shooters World AR Plus<<locked>>82%50,285 psi87%3901 fps97.4%
Shooters World AR Plus<<locked>>82%49,951 psi86%3888 fps97.3%
Shooters World AR Plus<<locked>>82%50,575 psi87%3907 fps97.5%
Shooters World Match Rifle<<locked>>94%49,763 psi86%3901 fps97.7%
Shooters World Match Rifle<<locked>>94%49,574 psi85%3891 fps97.5%
Shooters World Match Rifle<<locked>>94%50,154 psi86%3907 fps97.8%
Shooters World Precision<<locked>>98%51,010 psi88%3901 fps96.3%
Shooters World Precision<<locked>>98%50,763 psi88%3894 fps96.2%
Shooters World Precision<<locked>>98%51,300 psi88%3907 fps96.4%
SNPE Vectan BA6 1/2<<locked>>82%50,314 psi87%3589 fps100%
SNPE Vectan BA6 1/2<<locked>>82%49,966 psi86%3583 fps100%
SNPE Vectan BA6 1/2<<locked>>82%50,343 psi87%3593 fps100%
SNPE Vectan SP 10<<locked>>84%49,908 psi86%3898 fps98.1%
SNPE Vectan SP 10<<locked>>84%49,690 psi86%3894 fps98%
SNPE Vectan SP 10<<locked>>84%50,241 psi87%3904 fps98.2%
SNPE Vectan SP 3<<locked>>86%49,211 psi85%3881 fps99.3%
SNPE Vectan SP 3<<locked>>88%52,286 psi90%3947 fps99.6%
SNPE Vectan SP 3<<locked>>86%49,632 psi86%3894 fps99.4%
SNPE Vectan Tubal 3000<<locked>>94%52,446 psi90%3858 fps98.6%
SNPE Vectan Tubal 3000<<locked>>94%52,214 psi90%3848 fps98.5%
SNPE Vectan Tubal 3000<<locked>>92%49,429 psi85%3796 fps98.1%
SNPE Vectan Tubal 5000ᴾ<<locked>>100%52,156 psi90%3839 fps99.3%
SNPE Vectan Tubal 5000ᴾ<<locked>>100%51,517 psi89%3822 fps99.2%
SNPE Vectan Tubal 5000ᴾ<<locked>>100%52,460 psi90%3845 fps99.4%
Somchem S321<<locked>>90%52,359 psi90%3934 fps96.8%
Somchem S321<<locked>>90%52,185 psi90%3927 fps96.7%
Somchem S321<<locked>>88%49,008 psi85%3862 fps96%
Somchem S335<<locked>>94%51,590 psi89%3845 fps99.1%
Somchem S335<<locked>>94%51,372 psi89%3839 fps99.1%
Somchem S335<<locked>>94%51,895 psi89%3852 fps99.2%
Vihtavuori N120<<locked>>82%50,212 psi87%3806 fps100%
Vihtavuori N120<<locked>>82%49,850 psi86%3799 fps100%
Vihtavuori N120<<locked>>82%50,198 psi87%3806 fps100%
Vihtavuori N130<<locked>>90%52,330 psi90%3868 fps100%
Vihtavuori N130<<locked>>90%51,663 psi89%3852 fps100%
Vihtavuori N130<<locked>>90%52,228 psi90%3865 fps100%
Vihtavuori N133<<locked>>94%51,967 psi90%3858 fps99.9%
Vihtavuori N133<<locked>>94%51,750 psi89%3852 fps99.8%
Vihtavuori N133<<locked>>94%52,315 psi90%3865 fps99.9%
Vihtavuori N135<<locked>>98%51,895 psi89%3934 fps99.9%
Vihtavuori N135<<locked>>98%51,634 psi89%3930 fps99.9%
Vihtavuori N135<<locked>>98%52,257 psi90%3940 fps100%
Vihtavuori N140<<locked>>96%50,705 psi87%3868 fps98.7%
Vihtavuori N140<<locked>>96%50,459 psi87%3865 fps98.6%
Vihtavuori N140<<locked>>96%51,010 psi88%3875 fps98.8%
Vihtavuori N150ᴾ<<locked>>100%47,152 psi81%3780 fps95.9%
Vihtavuori N150ᴾ<<locked>>100%47,485 psi82%3786 fps96%
Vihtavuori N530<<locked>>92%51,401 psi89%3894 fps96.3%
Vihtavuori N530<<locked>>92%51,184 psi88%3888 fps96.2%
Vihtavuori N530<<locked>>92%51,721 psi89%3901 fps96.4%
Vihtavuori N540<<locked>>96%49,400 psi85%3845 fps98.1%
Vihtavuori N540<<locked>>96%49,240 psi85%3839 fps98%
Vihtavuori N540<<locked>>96%50,111 psi86%3862 fps98.3%
Winchester 748<<locked>>92%50,140 psi86%3937 fps97%
Winchester 748<<locked>>92%49,893 psi86%3930 fps96.8%
Winchester 748<<locked>>92%50,473 psi87%3944 fps97.1%

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

Start Load - Barrel Length: 24"

PowderChargeFRMaxP%V(0)z
Accurate 2015<<locked>>80%34,954 psi60%3481 fps96.8%
Accurate 2015<<locked>>80%34,664 psi60%3471 fps96.7%
Accurate 2015<<locked>>80%35,259 psi61%3491 fps96.9%
Accurate 2460<<locked>>82%41,133 psi71%3655 fps95.8%
Accurate 2460<<locked>>82%40,857 psi70%3648 fps95.6%
Accurate 2460<<locked>>82%41,437 psi71%3665 fps95.9%
Accurate 2495<<locked>>84%31,647 psi55%3419 fps95.9%
Accurate 2495<<locked>>84%31,386 psi54%3409 fps95.8%
Accurate 2495<<locked>>82%29,820 psi51%3356 fps95.1%
Accurate 2520<<locked>>86%42,003 psi72%3707 fps95.6%
Accurate 2520<<locked>>86%41,423 psi71%3691 fps95.3%
Accurate 2520<<locked>>86%42,322 psi73%3717 fps95.8%
Accurate 4064<<locked>>90%36,898 psi64%3589 fps95.1%
Accurate 4064<<locked>>90%36,608 psi63%3579 fps95%
Accurate 4064<<locked>>90%37,159 psi64%3596 fps95.3%
Accurate LT-30<<locked>>80%43,569 psi75%3648 fps97.9%
Accurate LT-30<<locked>>80%43,279 psi75%3642 fps97.8%
Accurate LT-30<<locked>>80%43,903 psi76%3661 fps98%
Accurate LT-32<<locked>>80%43,888 psi76%3658 fps96.1%
Accurate LT-32<<locked>>80%43,598 psi75%3648 fps95.9%
Accurate LT-32<<locked>>80%44,237 psi76%3668 fps96.2%
ADI AR 2207<<locked>>80%47,021 psi81%3806 fps100%
ADI AR 2207<<locked>>80%46,644 psi80%3796 fps100%
ADI AR 2207<<locked>>80%47,021 psi81%3806 fps100%
ADI AR 2219<<locked>>80%42,467 psi73%3743 fps97.4%
ADI AR 2219<<locked>>80%42,148 psi73%3734 fps97.3%
ADI AR 2219<<locked>>80%42,801 psi74%3757 fps97.6%
ADI Benchmark 8208<<locked>>90%47,703 psi82%3822 fps95.2%
ADI Benchmark 8208<<locked>>90%47,471 psi82%3812 fps95.1%
ADI Benchmark 8208<<locked>>90%47,979 psi83%3829 fps95.3%
Alliant AR-Comp<<locked>>80%32,227 psi56%3501 fps98.4%
Alliant AR-Comp<<locked>>80%31,952 psi55%3491 fps98.3%
Alliant AR-Comp<<locked>>80%32,242 psi56%3504 fps98.5%
Alliant Reloder- TS 15.5<<locked>>98%48,066 psi83%3862 fps95%
Alliant Reloder-10x<<locked>>80%39,987 psi69%3665 fps99%
Alliant Reloder-10x<<locked>>80%39,653 psi68%3655 fps98.9%
Alliant Reloder-10x<<locked>>80%40,045 psi69%3665 fps99%
Alliant Reloder-7<<locked>>80%48,312 psi83%3806 fps100%
Alliant Reloder-7<<locked>>80%48,051 psi83%3799 fps100%
Alliant Reloder-7<<locked>>80%48,341 psi83%3809 fps100%
Baschieri & Pellagri 106<<locked>>80%42,946 psi74%3612 fps98.2%
Baschieri & Pellagri 106<<locked>>80%42,743 psi74%3606 fps98.1%
Baschieri & Pellagri 106<<locked>>80%43,207 psi75%3619 fps98.3%
Bofors RP3<<locked>>98%47,834 psi82%3862 fps95%
Bofors RP3<<locked>>98%48,530 psi84%3875 fps95.3%
Hodgdon Benchmark<<locked>>88%47,079 psi81%3763 fps95.8%
Hodgdon Benchmark<<locked>>88%46,876 psi81%3760 fps95.7%
Hodgdon Benchmark<<locked>>86%44,527 psi77%3704 fps95%
Hodgdon BL-C2<<locked>>90%46,050 psi79%3822 fps95.6%
Hodgdon BL-C2<<locked>>90%45,818 psi79%3816 fps95.4%
Hodgdon BL-C2<<locked>>90%46,325 psi80%3829 fps95.7%
Hodgdon H32233.3 gr80%38,667 psi67%3642 fps96.3%
Hodgdon H32233.3 gr80%38,377 psi66%3632 fps96.1%
Hodgdon H32233.3 gr80%39,001 psi67%3652 fps96.4%
Hodgdon H335<<locked>>80%39,624 psi68%3645 fps95.5%
Hodgdon H335<<locked>>80%39,363 psi68%3638 fps95.4%
Hodgdon H335<<locked>>80%39,914 psi69%3655 fps95.7%
Hodgdon H4198<<locked>>80%47,921 psi83%3786 fps98.3%
Hodgdon H4198<<locked>>80%47,645 psi82%3780 fps98.2%
Hodgdon H4198<<locked>>80%48,254 psi83%3796 fps98.3%
Hodgdon TrailBoss<<locked>>80%24,410 psi42%2365 fps100%
Hodgdon TrailBoss<<locked>>80%24,294 psi42%2362 fps100%
Hodgdon TrailBoss<<locked>>80%24,279 psi42%2365 fps100%
IMR 303133.8 gr84%35,099 psi61%3596 fps95.9%
IMR 303133.8 gr84%34,824 psi60%3586 fps95.8%
IMR 303133 gr82%33,083 psi57%3527 fps95%
IMR 4198<<locked>>80%40,669 psi70%3658 fps99.6%
IMR 4198<<locked>>80%40,350 psi70%3652 fps99.6%
IMR 4198<<locked>>80%41,046 psi71%3668 fps99.7%
IMR 8208 XBR<<locked>>90%47,703 psi82%3822 fps95.2%
IMR 8208 XBR<<locked>>90%47,471 psi82%3812 fps95.1%
IMR 8208 XBR<<locked>>90%47,979 psi83%3829 fps95.3%
Lovex D073.4<<locked>>80%46,601 psi80%3816 fps96.5%
Lovex D073.4<<locked>>80%46,311 psi80%3809 fps96.4%
Lovex D073.4<<locked>>80%46,949 psi81%3825 fps96.7%
Lovex D073.5<<locked>>84%43,903 psi76%3717 fps95.2%
Lovex D073.5<<locked>>84%43,671 psi75%3707 fps95.1%
Lovex D073.5<<locked>>84%44,222 psi76%3724 fps95.4%
Lovex D073.6<<locked>>88%40,321 psi70%3675 fps95%
Lovex D073.6<<locked>>90%42,902 psi74%3740 fps95.8%
Lovex D073.6<<locked>>88%40,640 psi70%3678 fps95.1%
Lovex S062<<locked>>96%47,805 psi82%3829 fps95.4%
Lovex S062<<locked>>96%47,601 psi82%3822 fps95.3%
Lovex S062<<locked>>96%48,109 psi83%3835 fps95.6%
Norma 200<<locked>>80%45,223 psi78%3770 fps99.9%
Norma 200<<locked>>80%44,889 psi77%3763 fps99.9%
Norma 200<<locked>>80%45,571 psi79%3780 fps99.9%
Norma 201<<locked>>92%46,992 psi81%3799 fps95.1%
Norma 201<<locked>>92%46,717 psi81%3796 fps95%
Norma 201<<locked>>92%47,311 psi82%3809 fps95.2%
Norma 202<<locked>>86%38,319 psi66%3609 fps95.1%
Norma 202<<locked>>88%40,683 psi70%3671 fps95.9%
Norma 202<<locked>>86%38,580 psi67%3615 fps95.2%
ReloadSwiss RS 14<<locked>>80%24,352 psi42%2418 fps100%
ReloadSwiss RS 14<<locked>>80%24,221 psi42%2411 fps100%
ReloadSwiss RS 14<<locked>>80%24,221 psi42%2415 fps100%
ReloadSwiss RS 40<<locked>>84%44,280 psi76%3750 fps95.8%
ReloadSwiss RS 40<<locked>>84%44,048 psi76%3743 fps95.7%
ReloadSwiss RS 40<<locked>>84%44,628 psi77%3760 fps95.9%
ReloadSwiss RS 60<<locked>>98%45,963 psi79%3885 fps96%
ReloadSwiss RS 60<<locked>>98%45,484 psi78%3871 fps95.8%
ReloadSwiss RS 60<<locked>>96%43,047 psi74%3809 fps95%
Rottweil R 901<<locked>>84%39,755 psi69%3622 fps95.2%
Rottweil R 901<<locked>>84%39,479 psi68%3612 fps95.1%
Rottweil R 901<<locked>>84%39,769 psi69%3625 fps95.3%
Rottweil R 902<<locked>>94%47,065 psi81%3789 fps95.1%
Rottweil R 902<<locked>>94%46,833 psi81%3783 fps95%
Rottweil R 902<<locked>>94%47,384 psi82%3799 fps95.2%
Shooters World AR Plus<<locked>>80%46,601 psi80%3816 fps96.5%
Shooters World AR Plus<<locked>>80%46,311 psi80%3809 fps96.4%
Shooters World AR Plus<<locked>>80%46,949 psi81%3825 fps96.7%
Shooters World Match Rifle<<locked>>88%40,321 psi70%3675 fps95%
Shooters World Match Rifle<<locked>>90%42,902 psi74%3740 fps95.8%
Shooters World Match Rifle<<locked>>88%40,640 psi70%3678 fps95.1%
Shooters World Precision<<locked>>96%47,805 psi82%3829 fps95.4%
Shooters World Precision<<locked>>96%47,601 psi82%3822 fps95.3%
Shooters World Precision<<locked>>96%48,109 psi83%3835 fps95.6%
SNPE Vectan BA6 1/2<<locked>>80%47,587 psi82%3543 fps100%
SNPE Vectan BA6 1/2<<locked>>80%47,195 psi81%3533 fps100%
SNPE Vectan BA6 1/2<<locked>>80%47,572 psi82%3540 fps100%
SNPE Vectan SP 10<<locked>>80%43,265 psi75%3740 fps96.5%
SNPE Vectan SP 10<<locked>>80%43,018 psi74%3734 fps96.4%
SNPE Vectan SP 10<<locked>>80%43,555 psi75%3750 fps96.7%
SNPE Vectan SP 3<<locked>>80%40,219 psi69%3665 fps97.6%
SNPE Vectan SP 3<<locked>>80%40,205 psi69%3665 fps97.5%
SNPE Vectan SP 3<<locked>>80%40,538 psi70%3675 fps97.7%
SNPE Vectan Tubal 3000<<locked>>86%40,582 psi70%3583 fps95.8%
SNPE Vectan Tubal 3000<<locked>>86%40,335 psi70%3576 fps95.7%
SNPE Vectan Tubal 3000<<locked>>84%38,290 psi66%3520 fps95.1%
SNPE Vectan Tubal 5000<<locked>>88%35,201 psi61%3435 fps95.3%
SNPE Vectan Tubal 5000<<locked>>88%34,983 psi60%3425 fps95.2%
SNPE Vectan Tubal 5000<<locked>>88%35,505 psi61%3445 fps95.5%
Somchem S321<<locked>>88%48,718 psi84%3855 fps95.9%
Somchem S321<<locked>>88%48,530 psi84%3848 fps95.8%
Somchem S321<<locked>>86%45,629 psi79%3783 fps95.1%
Somchem S335<<locked>>84%37,304 psi64%3504 fps95.8%
Somchem S335<<locked>>84%37,072 psi64%3497 fps95.7%
Somchem S335<<locked>>82%35,273 psi61%3445 fps95.1%
Vihtavuori N120<<locked>>80%46,978 psi81%3747 fps100%
Vihtavuori N120<<locked>>80%46,644 psi80%3737 fps100%
Vihtavuori N120<<locked>>80%47,007 psi81%3747 fps100%
Vihtavuori N130<<locked>>80%37,797 psi65%3533 fps98.4%
Vihtavuori N130<<locked>>80%37,869 psi65%3533 fps98.4%
Vihtavuori N130<<locked>>80%38,145 psi66%3543 fps98.6%
Vihtavuori N133<<locked>>80%33,040 psi57%3392 fps96%
Vihtavuori N133<<locked>>80%33,040 psi57%3392 fps96%
Vihtavuori N133<<locked>>80%33,330 psi57%3402 fps96.2%
Vihtavuori N135<<locked>>82%30,081 psi52%3373 fps95%
Vihtavuori N135<<locked>>84%32,010 psi55%3438 fps95.9%
Vihtavuori N135<<locked>>82%30,356 psi52%3379 fps95.1%
Vihtavuori N140<<locked>>88%39,015 psi67%3593 fps95.9%
Vihtavuori N140<<locked>>88%38,464 psi66%3579 fps95.6%
Vihtavuori N140<<locked>>86%36,477 psi63%3524 fps95%
Vihtavuori N150<<locked>>98%44,121 psi76%3707 fps95%
Vihtavuori N150<<locked>>98%44,367 psi77%3717 fps95.1%
Vihtavuori N530<<locked>>90%48,153 psi83%3819 fps95.4%
Vihtavuori N530<<locked>>90%47,877 psi83%3816 fps95.3%
Vihtavuori N530<<locked>>90%48,385 psi83%3829 fps95.5%
Vihtavuori N540<<locked>>90%40,393 psi70%3632 fps95.8%
Vihtavuori N540<<locked>>90%40,205 psi69%3625 fps95.7%
Vihtavuori N540<<locked>>90%40,669 psi70%3638 fps95.9%
Winchester 74837.5 gr88%43,627 psi75%3780 fps95.1%
Winchester 74838.4 gr90%46,325 psi80%3848 fps95.9%
Winchester 74838.4 gr88%43,918 psi76%3789 fps95.2%

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.

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This overview compares 164 powders for .22-250 Ackley Improved loaded with the .224 | 40gr | Sierra SP HORNET. Alliant AR-Comp delivers the highest muzzle velocity at 3,986 fps; across all powders the maximum-charge window runs from 2,621 fps to 3,986 fps. Accurate 4064 gives the best case fill at 100 %, and 164 of the 164 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (400 MPa), the top charges use 57–90 %, leaving at least 10 % headroom. Accurate 4064, Accurate 4064, Accurate 4064 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, Hodgdon H322, Winchester 748 rank at the top here: for .22-250 Ackley Improved with the .224 | 40gr | Sierra SP HORNET 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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