Load data for .24 Nosler + .243 | 75gr | Impala LW CFN

.24 Nosler cartridge drawing
Impala Bullets logo

Load Specifications

Bullet Manufacturer:Impala Bullets
Bullet Weight:75 gr
Bullet Diameter:0.243"
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:1:10.0

Load data in caliber .24 Nosler with .243 | 75gr | Impala LW CFN bullet and 39 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are ADI AR 2219, SNPE Vectan SP 10 and Hodgdon H335.

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%46,949 psi85%2766 fps99.6%
Accurate 2015<<locked>>98%47,079 psi86%2851 fps99.1%
Accurate 2460<<locked>>96%48,892 psi89%2897 fps96.9%
Accurate 2495ᴾ<<locked>>100%38,841 psi71%2772 fps98.1%
Accurate 2520ᴾ<<locked>>100%48,501 psi88%2933 fps96.4%
Accurate LT-30<<locked>>90%47,834 psi87%2772 fps98.1%
Accurate LT-32<<locked>>90%48,269 psi88%2776 fps96.2%
ADI AR 2207<<locked>>88%47,442 psi86%2841 fps100%
ADI AR 2219<<locked>>92%47,993 psi87%2910 fps98%
Alliant AR-Compᴾ<<locked>>100%45,455 psi83%2917 fps100%
Alliant Reloder-10x<<locked>>94%47,601 psi87%2884 fps99.7%
Alliant Reloder-7<<locked>>88%49,327 psi90%2844 fps99.9%
Baschieri & Pellagri 106<<locked>>92%48,660 psi88%2805 fps98.5%
Hodgdon H322<<locked>>96%49,197 psi89%2933 fps98.2%
Hodgdon H335<<locked>>94%47,456 psi86%2900 fps96.8%
Hodgdon H4198<<locked>>88%49,530 psi90%2818 fps97.8%
Hodgdon TrailBossᴾ<<locked>>100%32,155 psi58%1762 fps100%
IMR 3031ᴾ<<locked>>100%43,468 psi79%2890 fps97.9%
IMR 4198<<locked>>94%49,052 psi89%2861 fps100%
IMR 4227<<locked>>84%49,705 psi90%2799 fps100%
Lovex D073.4<<locked>>90%49,763 psi90%2917 fps96.3%
Lovex S053<<locked>>84%48,805 psi89%2756 fps100%
Norma 200<<locked>>90%48,327 psi88%2871 fps99.9%
Norma 202ᴾ<<locked>>100%44,643 psi81%2851 fps96.3%
ReloadSwiss RS 14ᴾ<<locked>>100%32,300 psi59%1808 fps100%
ReloadSwiss RS 36<<locked>>84%49,371 psi90%2831 fps100%
ReloadSwiss RS 40<<locked>>96%49,081 psi89%2900 fps96%
Rottweil R 901ᴾ<<locked>>100%49,748 psi90%2897 fps97.1%
Shooters World AR Plus<<locked>>90%49,763 psi90%2917 fps96.3%
SNPE Vectan BA6 1/2<<locked>>88%49,705 psi90%2615 fps100%
SNPE Vectan SP 10<<locked>>92%48,414 psi88%2910 fps97%
SNPE Vectan SP 3<<locked>>94%48,385 psi88%2884 fps98.7%
SNPE Vectan Tubal 3000ᴾ<<locked>>100%48,486 psi88%2812 fps96.9%
Somchem S335ᴾ<<locked>>100%46,688 psi85%2812 fps97.5%
Vihtavuori N120<<locked>>88%47,529 psi86%2795 fps100%
Vihtavuori N130<<locked>>96%48,211 psi88%2825 fps99.6%
Vihtavuori N133ᴾ<<locked>>100%47,137 psi86%2818 fps99%
Vihtavuori N135ᴾ<<locked>>100%39,668 psi72%2769 fps98%
Vihtavuori N140ᴾ<<locked>>100%42,293 psi77%2772 fps96%

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%41,727 psi76%2667 fps99%
Accurate 2015<<locked>>84%31,372 psi57%2516 fps95.3%
Accurate 2460<<locked>>92%42,931 psi78%2789 fps95.5%
Accurate 2495<<locked>>92%30,429 psi55%2575 fps95.5%
Accurate 2520<<locked>>98%45,049 psi82%2871 fps95.6%
Accurate LT-30<<locked>>80%35,636 psi65%2526 fps95%
Accurate LT-32<<locked>>88%45,527 psi83%2726 fps95.6%
ADI AR 2207<<locked>>80%37,652 psi68%2657 fps100%
ADI AR 221922 gr84%37,434 psi68%2694 fps95.2%
Alliant AR-Comp<<locked>>80%25,701 psi47%2411 fps95.1%
Alliant Reloder-10x<<locked>>80%31,720 psi58%2543 fps96.7%
Alliant Reloder-7<<locked>>80%38,957 psi71%2648 fps98.9%
Baschieri & Pellagri 106<<locked>>82%36,071 psi66%2562 fps95.5%
Hodgdon H322<<locked>>88%38,783 psi71%2723 fps95.7%
Hodgdon H33524.4 gr90%41,829 psi76%2792 fps95.4%
Hodgdon H4198<<locked>>80%39,131 psi71%2615 fps95.4%
Hodgdon TrailBoss<<locked>>80%23,960 psi44%1575 fps100%
IMR 3031<<locked>>92%34,780 psi63%2690 fps95.2%
IMR 4198<<locked>>80%33,431 psi61%2539 fps98.1%
IMR 4227<<locked>>80%44,440 psi81%2710 fps100%
Lovex D073.4<<locked>>88%46,209 psi84%2854 fps95.5%
Lovex S053<<locked>>80%43,801 psi80%2674 fps100%
Norma 200<<locked>>80%36,579 psi67%2638 fps98.7%
Norma 202<<locked>>98%42,018 psi76%2802 fps95.6%
ReloadSwiss RS 14<<locked>>80%24,192 psi44%1621 fps100%
ReloadSwiss RS 36<<locked>>80%43,859 psi80%2740 fps100%
ReloadSwiss RS 40<<locked>>94%46,238 psi84%2851 fps95.4%
Rottweil R 901<<locked>>94%42,424 psi77%2759 fps95.4%
Shooters World AR Plus<<locked>>88%46,209 psi84%2854 fps95.5%
SNPE Vectan BA6 1/2<<locked>>80%40,973 psi74%2480 fps100%
SNPE Vectan SP 1023.9 gr88%43,018 psi78%2808 fps95.7%
SNPE Vectan SP 3<<locked>>82%34,200 psi62%2585 fps95.3%
SNPE Vectan Tubal 3000<<locked>>94%40,959 psi74%2674 fps95%
Somchem S335<<locked>>92%37,188 psi68%2621 fps95.1%
Vihtavuori N120<<locked>>80%37,695 psi69%2618 fps100%
Vihtavuori N130<<locked>>80%30,806 psi56%2457 fps96%
Vihtavuori N133<<locked>>86%31,749 psi58%2490 fps95.1%
Vihtavuori N135<<locked>>92%31,778 psi58%2582 fps95.5%
Vihtavuori N140<<locked>>98%39,958 psi73%2723 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.

<<locked>> you need an access license to unlock this data.

This overview compares 39 powders for .24 Nosler loaded with the .243 | 75gr | Impala LW CFN. Accurate 2520 delivers the highest muzzle velocity at 2,933 fps; across all powders the maximum-charge window runs from 1,762 fps to 2,933 fps. Accurate 2495 gives the best case fill at 100 %, and 39 of the 39 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (379 MPa), the top charges use 58–90 %, leaving at least 10 % headroom. The 75.0 gr projectile in 0.243" calls for a 1:10.0 twist; slower twists will usually not stabilise this weight. Accurate 2495, Accurate 2520, Alliant AR-Comp 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. ADI AR 2219, SNPE Vectan SP 10, Hodgdon H335 rank at the top here: for .24 Nosler with the .243 | 75gr | Impala LW CFN 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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