Load data for .223 Rem. + .224 | 77gr | Sierra HPBT MatchKing

.223 Rem. cartridge drawing
Sierra logo

Load Specifications

Bullet Manufacturer:Sierra
Bullet Weight:77 gr
Bullet Diameter:0.224"
Bullet Length:<<locked>>
Case Length (l3):1.759"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:30 Grains of Water
Primer Size:Small Rifle (SR)
Barrel Length:24"
Max. allowed Pressure:55,000 psi
Recommended Twist Rate:1:9.0

Load data in caliber .223 Rem. with .224 | 77gr | Sierra HPBT MatchKing bullet and 142 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are IMR 3031, Hodgdon H4895 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>>94%49,052 psi89%2657 fps100%
Accurate 2015<<locked>>94%48,428 psi88%2644 fps100%
Accurate 2460<<locked>>90%47,805 psi87%2667 fps99.2%
Accurate 2460<<locked>>90%47,311 psi86%2654 fps99.1%
Accurate 2495ᴾ<<locked>>100%47,007 psi85%2690 fps100%
Accurate 2495ᴾ<<locked>>100%46,412 psi84%2680 fps100%
Accurate 2520<<locked>>94%47,819 psi87%2707 fps99%
Accurate 2520<<locked>>94%47,297 psi86%2694 fps98.9%
Accurate 4064ᴾ<<locked>>100%43,642 psi79%2664 fps99.2%
Accurate 4064ᴾ<<locked>>100%43,091 psi78%2651 fps99.1%
Accurate LT-30<<locked>>86%48,718 psi89%2582 fps99.8%
Accurate LT-30<<locked>>86%48,167 psi88%2569 fps99.8%
Accurate LT-32<<locked>>86%49,153 psi89%2595 fps99%
Accurate LT-32<<locked>>86%48,602 psi88%2582 fps98.9%
ADI AR 2206H<<locked>>96%48,124 psi87%2703 fps96.3%
ADI AR 2206H<<locked>>96%47,645 psi87%2690 fps96.1%
ADI AR 2207<<locked>>84%48,950 psi89%2618 fps100%
ADI AR 2207<<locked>>84%48,312 psi88%2608 fps100%
ADI AR 2219<<locked>>86%47,137 psi86%2680 fps99.7%
ADI AR 2219<<locked>>88%49,284 psi90%2710 fps99.8%
ADI Benchmark 8208<<locked>>94%48,370 psi88%2680 fps97.6%
ADI Benchmark 8208<<locked>>94%47,921 psi87%2667 fps97.4%
Alliant AR-Comp<<locked>>96%48,704 psi89%2730 fps100%
Alliant AR-Comp<<locked>>96%48,109 psi87%2720 fps100%
Alliant Power Pro 1200-R<<locked>>90%48,254 psi88%2766 fps97.1%
Alliant Power Pro 1200-R<<locked>>90%47,659 psi87%2749 fps96.9%
Alliant Reloder- TS 15.5ᴾ<<locked>>100%44,222 psi80%2661 fps96.5%
Alliant Reloder- TS 15.5ᴾ<<locked>>100%43,758 psi80%2651 fps96.3%
Alliant Reloder-10x<<locked>>88%46,514 psi85%2635 fps100%
Alliant Reloder-10x<<locked>>90%49,255 psi90%2671 fps100%
Alliant Reloder-15ᴾ<<locked>>100%48,037 psi87%2720 fps95.7%
Alliant Reloder-7<<locked>>82%47,413 psi86%2589 fps100%
Alliant Reloder-7<<locked>>84%49,472 psi90%2615 fps100%
Baschieri & Pellagri 106<<locked>>86%46,920 psi85%2569 fps99.8%
Baschieri & Pellagri 106<<locked>>88%49,559 psi90%2605 fps99.9%
Bofors RP3ᴾ<<locked>>100%43,540 psi79%2661 fps96.4%
Bofors RP3ᴾ<<locked>>100%43,076 psi78%2648 fps96.2%
Hodgdon Benchmark<<locked>>92%48,298 psi88%2635 fps98.1%
Hodgdon Benchmark<<locked>>92%47,747 psi87%2621 fps97.9%
Hodgdon BL-C2<<locked>>96%49,124 psi89%2749 fps98.4%
Hodgdon BL-C2<<locked>>96%48,588 psi88%2736 fps98.2%
Hodgdon H322<<locked>>90%48,515 psi88%2703 fps99.8%
Hodgdon H322<<locked>>90%47,964 psi87%2690 fps99.8%
Hodgdon H335<<locked>>88%46,659 psi85%2674 fps99.2%
Hodgdon H335<<locked>>90%49,429 psi90%2713 fps99.5%
Hodgdon H4198<<locked>>82%47,500 psi86%2582 fps99.5%
Hodgdon H4198<<locked>>82%46,905 psi85%2566 fps99.5%
Hodgdon H4895<<locked>>96%48,385 psi88%2717 fps97%
Hodgdon H4895<<locked>>96%47,863 psi87%2703 fps96.8%
Hodgdon LEVERevolution<<locked>>98%46,673 psi85%2730 fps97%
Hodgdon LEVERevolutionᴾ<<locked>>100%49,545 psi90%2772 fps97.5%
Hodgdon TrailBossᴾ<<locked>>100%32,996 psi60%1647 fps100%
Hodgdon TrailBossᴾ<<locked>>100%32,735 psi60%1640 fps100%
Hodgdon VARGET<<locked>>96%46,949 psi85%2671 fps96.5%
Hodgdon VARGET<<locked>>96%47,108 psi86%2667 fps96.5%
IMR 3031<<locked>>98%49,211 psi89%2769 fps100%
IMR 3031<<locked>>98%48,588 psi88%2756 fps100%
IMR 4064ᴾ<<locked>>100%48,849 psi89%2680 fps95.8%
IMR 4198<<locked>>88%48,124 psi87%2615 fps100%
IMR 4198<<locked>>88%47,471 psi86%2602 fps100%
IMR 4895ᴾ<<locked>>100%49,066 psi89%2756 fps96.7%
IMR 4895ᴾ<<locked>>100%48,588 psi88%2743 fps96.5%
IMR 8208 XBR<<locked>>94%48,370 psi88%2680 fps97.6%
IMR 8208 XBR<<locked>>94%47,921 psi87%2667 fps97.4%
Lovex D073.4<<locked>>84%47,630 psi87%2671 fps98.7%
Lovex D073.4<<locked>>84%47,718 psi87%2667 fps98.7%
Lovex D073.5<<locked>>90%47,268 psi86%2661 fps98.3%
Lovex D073.5<<locked>>90%47,500 psi86%2657 fps98.2%
Lovex D073.6<<locked>>98%49,226 psi90%2740 fps99.2%
Lovex D073.6<<locked>>98%48,675 psi88%2726 fps99%
Lovex S060<<locked>>96%49,734 psi90%2651 fps96.5%
Lovex S060<<locked>>96%49,298 psi90%2638 fps96.4%
Lovex S062ᴾ<<locked>>100%47,210 psi86%2677 fps97.5%
Lovex S062ᴾ<<locked>>100%46,789 psi85%2667 fps97.4%
Norma 200<<locked>>84%46,557 psi85%2615 fps100%
Norma 200<<locked>>86%49,226 psi90%2651 fps100%
Norma 201<<locked>>96%46,833 psi85%2657 fps97.4%
Norma 201<<locked>>98%49,632 psi90%2697 fps97.8%
Norma 202<<locked>>96%47,224 psi86%2684 fps99.3%
Norma 202<<locked>>98%49,414 psi90%2713 fps99.5%
Norma 203Bᴾ<<locked>>100%47,050 psi86%2710 fps96.1%
Norma 203Bᴾ<<locked>>100%46,572 psi85%2697 fps95.9%
Ramshot Big Gameᴾ<<locked>>100%48,472 psi88%2736 fps95.9%
Ramshot Wild Boar<<locked>>94%46,920 psi85%2687 fps95.9%
Ramshot Wild Boar<<locked>>96%49,705 psi90%2726 fps96.4%
Ramshot X-Terminator<<locked>>92%49,400 psi90%2664 fps96.2%
ReloadSwiss RS 14ᴾ<<locked>>100%33,301 psi61%1693 fps100%
ReloadSwiss RS 14ᴾ<<locked>>100%33,054 psi60%1683 fps100%
ReloadSwiss RS 40<<locked>>90%47,921 psi87%2674 fps98.7%
ReloadSwiss RS 40<<locked>>90%48,037 psi87%2671 fps98.7%
ReloadSwiss RS 60ᴾ<<locked>>100%42,583 psi77%2690 fps97.4%
ReloadSwiss RS 60ᴾ<<locked>>100%42,235 psi77%2677 fps97.2%
Rottweil R 901<<locked>>94%48,472 psi88%2671 fps99.3%
Rottweil R 901<<locked>>94%47,950 psi87%2657 fps99.2%
Rottweil R 902<<locked>>98%47,427 psi86%2657 fps97.5%
Rottweil R 902ᴾ<<locked>>100%49,632 psi90%2687 fps97.8%
Shooters World AR Plus<<locked>>84%47,630 psi87%2671 fps98.7%
Shooters World AR Plus<<locked>>84%47,718 psi87%2667 fps98.7%
Shooters World Match Rifle<<locked>>98%49,226 psi90%2740 fps99.2%
Shooters World Match Rifle<<locked>>98%48,675 psi88%2726 fps99%
Shooters World Precisionᴾ<<locked>>100%47,210 psi86%2677 fps97.5%
Shooters World Precisionᴾ<<locked>>100%46,789 psi85%2667 fps97.4%
Shooters World Tactical Rifle<<locked>>88%48,602 psi88%2641 fps97.2%
Shooters World Tactical Rifle<<locked>>88%48,138 psi88%2628 fps97%
SNPE Vectan BA6 1/2<<locked>>82%47,819 psi87%2362 fps100%
SNPE Vectan BA6 1/2<<locked>>82%47,079 psi86%2349 fps100%
SNPE Vectan SP 10<<locked>>86%47,587 psi87%2684 fps99.3%
SNPE Vectan SP 10<<locked>>86%47,094 psi86%2671 fps99.2%
SNPE Vectan SP 3<<locked>>88%47,732 psi87%2651 fps100%
SNPE Vectan SP 3<<locked>>88%47,108 psi86%2638 fps99.9%
SNPE Vectan SP 9<<locked>>98%49,690 psi90%2720 fps96.5%
SNPE Vectan SP 9<<locked>>98%49,211 psi89%2710 fps96.4%
SNPE Vectan Tubal 3000<<locked>>94%47,297 psi86%2595 fps99.2%
SNPE Vectan Tubal 3000<<locked>>96%49,487 psi90%2621 fps99.4%
SNPE Vectan Tubal 5000ᴾ<<locked>>100%45,847 psi83%2582 fps99.6%
SNPE Vectan Tubal 5000ᴾ<<locked>>100%45,368 psi82%2572 fps99.5%
Somchem S321<<locked>>92%48,863 psi89%2710 fps98%
Somchem S321<<locked>>92%48,385 psi88%2700 fps97.9%
Somchem S335<<locked>>96%48,428 psi88%2631 fps99.7%
Somchem S335<<locked>>96%47,979 psi87%2618 fps99.7%
Somchem S341<<locked>>96%48,762 psi89%2687 fps96.2%
Somchem S341<<locked>>96%48,327 psi88%2677 fps96%
Vihtavuori N120<<locked>>84%48,979 psi89%2572 fps100%
Vihtavuori N120<<locked>>84%48,283 psi88%2559 fps100%
Vihtavuori N130<<locked>>90%47,181 psi86%2589 fps100%
Vihtavuori N130<<locked>>90%46,630 psi85%2579 fps100%
Vihtavuori N133<<locked>>96%49,429 psi90%2631 fps100%
Vihtavuori N133<<locked>>96%48,863 psi89%2621 fps100%
Vihtavuori N135ᴾ<<locked>>100%48,037 psi87%2694 fps100%
Vihtavuori N135ᴾ<<locked>>100%47,514 psi86%2680 fps100%
Vihtavuori N140<<locked>>98%47,137 psi86%2654 fps99.5%
Vihtavuori N140<<locked>>98%46,615 psi85%2644 fps99.4%
Vihtavuori N150ᴾ<<locked>>100%40,393 psi73%2549 fps96.4%
Vihtavuori N150ᴾ<<locked>>100%40,016 psi73%2539 fps96.2%
Vihtavuori N530<<locked>>94%48,588 psi88%2677 fps97.7%
Vihtavuori N530<<locked>>94%48,080 psi87%2664 fps97.5%
Vihtavuori N540ᴾ<<locked>>100%48,530 psi88%2694 fps99.4%
Vihtavuori N540ᴾ<<locked>>100%48,095 psi87%2684 fps99.3%
Winchester 748<<locked>>94%46,789 psi85%2713 fps98.2%
Winchester 748<<locked>>96%49,603 psi90%2756 fps98.6%
Winchester StaBALL Match<<locked>>98%48,921 psi89%2730 fps97.1%
Winchester StaBALL Match<<locked>>98%48,428 psi88%2717 fps96.9%

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%31,618 psi57%2343 fps98.4%
Accurate 2015<<locked>>80%31,560 psi57%2339 fps98.3%
Accurate 2460<<locked>>80%33,736 psi61%2405 fps96.2%
Accurate 2460<<locked>>80%33,707 psi61%2402 fps96.1%
Accurate 2495<<locked>>80%24,149 psi44%2218 fps96.1%
Accurate 2495<<locked>>80%24,076 psi44%2211 fps96%
Accurate 2520<<locked>>82%31,633 psi58%2395 fps95%
Accurate 2520<<locked>>84%33,475 psi61%2434 fps95.6%
Accurate 4064<<locked>>88%29,675 psi54%2375 fps95.7%
Accurate 4064<<locked>>88%29,646 psi54%2372 fps95.6%
Accurate LT-30<<locked>>80%40,234 psi73%2441 fps99%
Accurate LT-30<<locked>>80%40,234 psi73%2438 fps99%
Accurate LT-32<<locked>>80%40,596 psi74%2448 fps97.5%
Accurate LT-32<<locked>>80%40,611 psi74%2444 fps97.5%
ADI AR 2206H<<locked>>94%45,629 psi83%2661 fps95.7%
ADI AR 2206H<<locked>>94%45,107 psi82%2648 fps95.4%
ADI AR 2207<<locked>>80%43,076 psi78%2533 fps100%
ADI AR 2207<<locked>>80%43,033 psi78%2530 fps100%
ADI AR 2219<<locked>>80%38,072 psi69%2520 fps98.6%
ADI AR 2219<<locked>>80%38,101 psi69%2516 fps98.5%
ADI Benchmark 8208<<locked>>88%40,074 psi73%2533 fps95.6%
ADI Benchmark 8208<<locked>>88%39,566 psi72%2520 fps95.3%
Alliant AR-Comp<<locked>>80%28,935 psi53%2359 fps99.6%
Alliant AR-Comp<<locked>>80%28,906 psi53%2352 fps99.5%
Alliant Power Pro 1200-R<<locked>>86%42,482 psi77%2661 fps95.7%
Alliant Power Pro 1200-R<<locked>>86%41,843 psi76%2644 fps95.4%
Alliant Reloder- TS 15.5<<locked>>96%39,015 psi71%2562 fps95%
Alliant Reloder- TS 15.5<<locked>>98%40,814 psi74%2595 fps95.5%
Alliant Reloder-10x<<locked>>80%36,564 psi66%2461 fps99.8%
Alliant Reloder-10x<<locked>>80%35,940 psi65%2444 fps99.7%
Alliant Reloder-15<<locked>>98%45,484 psi83%2677 fps95%
Alliant Reloder-7<<locked>>80%44,295 psi81%2539 fps100%
Alliant Reloder-7<<locked>>80%44,266 psi80%2536 fps100%
Baschieri & Pellagri 106<<locked>>80%38,624 psi70%2431 fps99%
Baschieri & Pellagri 106<<locked>>80%38,711 psi70%2428 fps98.9%
Bofors RP3<<locked>>98%40,509 psi74%2605 fps95.6%
Bofors RP3<<locked>>98%40,030 psi73%2595 fps95.4%
Hodgdon Benchmark<<locked>>84%37,550 psi68%2438 fps95.5%
Hodgdon Benchmark<<locked>>84%37,579 psi68%2434 fps95.4%
Hodgdon BL-C2<<locked>>88%37,144 psi68%2533 fps95.6%
Hodgdon BL-C2<<locked>>88%36,738 psi67%2523 fps95.3%
Hodgdon H322<<locked>>80%34,954 psi64%2454 fps97.8%
Hodgdon H322<<locked>>80%34,461 psi63%2438 fps97.6%
Hodgdon H335<<locked>>80%35,375 psi64%2464 fps97%
Hodgdon H335<<locked>>80%34,925 psi64%2451 fps96.8%
Hodgdon H4198<<locked>>80%44,353 psi81%2530 fps99.2%
Hodgdon H4198<<locked>>80%44,353 psi81%2526 fps99.2%
Hodgdon H489521.1 gr92%42,830 psi78%2618 fps95.6%
Hodgdon H489521.1 gr92%42,293 psi77%2605 fps95.4%
Hodgdon LEVERevolution<<locked>>94%40,799 psi74%2618 fps95.4%
Hodgdon LEVERevolution<<locked>>94%40,393 psi73%2608 fps95.1%
Hodgdon TrailBoss<<locked>>80%24,149 psi44%1470 fps100%
Hodgdon TrailBoss<<locked>>80%24,395 psi44%1470 fps100%
Hodgdon VARGET<<locked>>92%41,524 psi75%2572 fps95.1%
Hodgdon VARGET<<locked>>94%43,976 psi80%2612 fps95.7%
IMR 303117.7 gr80%27,775 psi50%2329 fps96.1%
IMR 303117.7 gr80%27,354 psi50%2313 fps95.8%
IMR 4064<<locked>>98%45,585 psi83%2628 fps95%
IMR 4198<<locked>>80%37,811 psi69%2444 fps100%
IMR 4198<<locked>>80%37,739 psi69%2438 fps100%
IMR 4895<<locked>>96%43,395 psi79%2657 fps95.2%
IMR 4895<<locked>>96%42,888 psi78%2644 fps95%
IMR 8208 XBR<<locked>>88%40,074 psi73%2533 fps95.6%
IMR 8208 XBR<<locked>>88%39,566 psi72%2520 fps95.3%
Lovex D073.4<<locked>>80%41,307 psi75%2566 fps97.6%
Lovex D073.4<<locked>>80%41,350 psi75%2559 fps97.5%
Lovex D073.5<<locked>>82%36,303 psi66%2461 fps95.6%
Lovex D073.5<<locked>>82%35,853 psi65%2448 fps95.4%
Lovex D073.6<<locked>>86%32,401 psi59%2428 fps95.3%
Lovex D073.6<<locked>>86%31,952 psi58%2415 fps95%
Lovex S060<<locked>>92%44,135 psi80%2556 fps95.2%
Lovex S060<<locked>>92%43,685 psi79%2543 fps95%
Lovex S062<<locked>>94%39,494 psi72%2539 fps95.6%
Lovex S062<<locked>>94%39,044 psi71%2526 fps95.4%
Norma 200<<locked>>80%41,075 psi75%2523 fps100%
Norma 200<<locked>>80%41,046 psi75%2520 fps100%
Norma 201<<locked>>90%39,175 psi71%2516 fps95.5%
Norma 201<<locked>>90%38,711 psi70%2503 fps95.2%
Norma 202<<locked>>82%30,211 psi55%2346 fps95.2%
Norma 202<<locked>>84%31,937 psi58%2385 fps95.8%
Norma 203B<<locked>>98%44,512 psi81%2667 fps95.5%
Norma 203B<<locked>>98%44,077 psi80%2654 fps95.3%
Ramshot Big Game<<locked>>98%45,310 psi82%2680 fps95.1%
Ramshot Wild Boar<<locked>>92%44,454 psi81%2644 fps95.2%
Ramshot Wild Boar<<locked>>92%44,019 psi80%2631 fps95%
Ramshot X-Terminator<<locked>>90%46,253 psi84%2612 fps95.4%
ReloadSwiss RS 14<<locked>>80%24,540 psi45%1512 fps100%
ReloadSwiss RS 14<<locked>>80%24,265 psi44%1503 fps100%
ReloadSwiss RS 40<<locked>>80%34,940 psi64%2428 fps95.6%
ReloadSwiss RS 40<<locked>>80%34,432 psi63%2415 fps95.3%
ReloadSwiss RS 60<<locked>>96%37,260 psi68%2572 fps95.4%
ReloadSwiss RS 60<<locked>>96%36,956 psi67%2559 fps95.1%
Rottweil R 901<<locked>>80%31,850 psi58%2346 fps95.4%
Rottweil R 901<<locked>>80%31,401 psi57%2329 fps95.2%
Rottweil R 902<<locked>>92%39,117 psi71%2510 fps95.4%
Rottweil R 902<<locked>>92%39,218 psi71%2507 fps95.4%
Shooters World AR Plus<<locked>>80%41,307 psi75%2566 fps97.6%
Shooters World AR Plus<<locked>>80%41,350 psi75%2559 fps97.5%
Shooters World Match Rifle<<locked>>86%32,401 psi59%2428 fps95.3%
Shooters World Match Rifle<<locked>>86%31,952 psi58%2415 fps95%
Shooters World Precision<<locked>>94%39,494 psi72%2539 fps95.6%
Shooters World Precision<<locked>>94%39,044 psi71%2526 fps95.4%
Shooters World Tactical Rifle<<locked>>84%42,337 psi77%2536 fps95.7%
Shooters World Tactical Rifle<<locked>>84%41,829 psi76%2523 fps95.5%
SNPE Vectan BA6 1/2<<locked>>80%45,223 psi82%2326 fps100%
SNPE Vectan BA6 1/2<<locked>>80%45,165 psi82%2323 fps100%
SNPE Vectan SP 10<<locked>>80%38,841 psi71%2526 fps97.8%
SNPE Vectan SP 10<<locked>>80%38,319 psi70%2513 fps97.6%
SNPE Vectan SP 3<<locked>>80%36,840 psi67%2461 fps98.9%
SNPE Vectan SP 3<<locked>>80%36,767 psi67%2454 fps98.8%
SNPE Vectan SP 9<<locked>>94%43,976 psi80%2625 fps95.1%
SNPE Vectan SP 9<<locked>>96%45,977 psi84%2657 fps95.6%
SNPE Vectan Tubal 3000<<locked>>80%30,501 psi55%2267 fps95.1%
SNPE Vectan Tubal 3000<<locked>>80%30,472 psi55%2264 fps95%
SNPE Vectan Tubal 5000<<locked>>84%28,007 psi51%2224 fps95.3%
SNPE Vectan Tubal 5000<<locked>>84%27,601 psi50%2211 fps95%
Somchem S321<<locked>>84%37,217 psi68%2500 fps95.1%
Somchem S321<<locked>>86%39,378 psi72%2539 fps95.7%
Somchem S335<<locked>>80%29,805 psi54%2270 fps95.9%
Somchem S335<<locked>>80%29,776 psi54%2267 fps95.8%
Somchem S341<<locked>>94%45,556 psi83%2638 fps95.4%
Somchem S341<<locked>>94%45,107 psi82%2625 fps95.2%
Vihtavuori N120<<locked>>80%43,178 psi79%2490 fps100%
Vihtavuori N120<<locked>>80%43,091 psi78%2487 fps100%
Vihtavuori N130<<locked>>80%34,737 psi63%2372 fps99.5%
Vihtavuori N130<<locked>>80%34,693 psi63%2365 fps99.4%
Vihtavuori N133<<locked>>80%30,240 psi55%2283 fps97.8%
Vihtavuori N133<<locked>>80%30,197 psi55%2280 fps97.8%
Vihtavuori N135<<locked>>80%25,324 psi46%2231 fps96.3%
Vihtavuori N135<<locked>>80%25,295 psi46%2228 fps96.2%
Vihtavuori N140<<locked>>84%30,269 psi55%2326 fps95.6%
Vihtavuori N140<<locked>>84%30,240 psi55%2323 fps95.5%
Vihtavuori N150<<locked>>98%37,652 psi68%2497 fps95.6%
Vihtavuori N150<<locked>>98%37,304 psi68%2487 fps95.4%
Vihtavuori N530<<locked>>88%39,885 psi73%2526 fps95.6%
Vihtavuori N530<<locked>>88%39,436 psi72%2513 fps95.4%
Vihtavuori N540<<locked>>86%30,951 psi56%2356 fps95.2%
Vihtavuori N540<<locked>>86%30,966 psi56%2352 fps95.1%
Winchester 74820.7 gr86%35,607 psi65%2497 fps95.2%
Winchester 74820.7 gr86%35,650 psi65%2493 fps95.1%
Winchester StaBALL Match<<locked>>94%42,656 psi78%2621 fps95.6%
Winchester StaBALL Match<<locked>>94%42,235 psi77%2608 fps95.3%

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 178 powders for .223 Rem. loaded with the .224 | 77gr | Sierra HPBT MatchKing. Hodgdon LEVERevolution delivers the highest muzzle velocity at 2,772 fps; across all powders the maximum-charge window runs from 1,640 fps to 2,772 fps. Accurate 2495 gives the best case fill at 100 %, and 178 of the 178 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (379 MPa), the top charges use 60–90 %, leaving at least 10 % headroom. The 77.0 gr projectile in 0.224" calls for a 1:9.0 twist; slower twists will usually not stabilise this weight. Accurate 2495, Accurate 2495, 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 H4895, Winchester 748 rank at the top here: for .223 Rem. with the .224 | 77gr | Sierra HPBT MatchKing they combine a high case fill with complete burn and sit in the upper velocity band. As outliers, Accurate 2200, Accurate 2200, ADI AR 2208 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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