Load data for .28 Nosler + .284 | 142gr | Lehigh Defense Controlled Chaos

.28 Nosler cartridge drawing
Lehigh Defense logo

Load Specifications

Bullet Manufacturer:Lehigh Defense
Bullet Weight:142 gr
Bullet Diameter:0.284"
Bullet Length:<<locked>>
Case Length (l3):2.59"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:97 Grains of Water
Primer Size:Large Rifle Magnum (LRM)
Barrel Length:24"
Max. allowed Pressure:65,000 psi
Recommended Twist Rate:1:9.5

Load data in caliber .28 Nosler with .284 | 142gr | Lehigh Defense Controlled Chaos bullet and 74 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are Vihtavuori N560, Ramshot Grand and Accurate MAGPRO.

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 3100<<locked>>94%57,130 psi88%3068 fps100%
Accurate 4350<<locked>>86%58,233 psi90%3107 fps100%
Accurate MAGPRO<<locked>>92%55,695 psi86%3163 fps97.6%
ADI AR 2208<<locked>>82%58,653 psi90%3061 fps100%
ADI AR 2209<<locked>>90%55,230 psi85%3100 fps99.1%
ADI AR 2213<<locked>>94%56,884 psi88%3169 fps98.7%
ADI AR 2217ᴾ<<locked>>100%51,082 psi79%3058 fps98%
ADI AR 2225ᴾ<<locked>>100%45,701 psi70%3012 fps99.4%
Alliant Reloder-16<<locked>>86%55,317 psi85%3107 fps100%
Alliant Reloder-17<<locked>>82%56,420 psi87%3120 fps100%
Alliant Reloder-19<<locked>>92%58,494 psi90%3150 fps99.5%
Alliant Reloder-22<<locked>>94%56,956 psi88%3163 fps99.4%
Alliant Reloder-23<<locked>>96%58,204 psi90%3133 fps100%
Alliant Reloder-25ᴾ<<locked>>100%57,638 psi89%3196 fps100%
Alliant Reloder-26<<locked>>90%54,955 psi85%3166 fps100%
Baschieri & Pellagri 109<<locked>>96%58,291 psi90%3120 fps96.4%
Bofors RP15<<locked>>96%55,869 psi86%3143 fps99.2%
Bofors RP30ᴾ<<locked>>100%53,795 psi83%3133 fps98.6%
Bofors RP5<<locked>>94%56,956 psi88%3163 fps99.4%
Bofors RP7<<locked>>84%56,405 psi87%3045 fps99.7%
Hodgdon H1000ᴾ<<locked>>100%56,289 psi87%3153 fps99.3%
Hodgdon H414<<locked>>84%55,927 psi86%3100 fps99.9%
Hodgdon H4350<<locked>>84%58,494 psi90%3114 fps99.6%
Hodgdon H4831<<locked>>92%56,782 psi87%3104 fps98.1%
Hodgdon H4831 SC<<locked>>92%55,593 psi86%3084 fps97.9%
Hodgdon Hybrid 100V<<locked>>88%55,622 psi86%3025 fps100%
Hodgdon Retumboᴾ<<locked>>100%56,594 psi87%3274 fps99.9%
Hodgdon Superformance<<locked>>84%56,666 psi87%3140 fps99.8%
Hodgdon TrailBossᴾ<<locked>>100%37,130 psi57%1959 fps100%
IMR 4350<<locked>>88%58,276 psi90%3091 fps99.8%
IMR 4451 Enduron<<locked>>84%57,957 psi89%3071 fps99.9%
IMR 4831<<locked>>88%58,363 psi90%3094 fps100%
IMR 4955 Enduron<<locked>>92%57,566 psi89%3084 fps98.3%
IMR 7828 SSC<<locked>>96%58,624 psi90%3209 fps99%
Lovex S065<<locked>>86%58,682 psi90%3071 fps100%
Lovex S070<<locked>>86%56,797 psi87%3064 fps99.9%
Lovex S071ᴾ<<locked>>100%58,131 psi89%3084 fps100%
Norma 204<<locked>>86%55,651 psi86%3087 fps99.1%
Norma 217ᴾ<<locked>>100%41,437 psi64%2933 fps97.8%
Norma MRP<<locked>>92%56,971 psi88%3186 fps99.9%
Norma URP<<locked>>86%56,318 psi87%3084 fps100%
Ramshot Grand<<locked>>94%55,579 psi86%3166 fps98.8%
Ramshot Hunter<<locked>>86%55,259 psi85%3087 fps100%
Ramshot Magnum<<locked>>98%58,204 psi90%3159 fps99.9%
ReloadSwiss RS 14ᴾ<<locked>>100%37,927 psi58%2001 fps100%
ReloadSwiss RS 62<<locked>>86%58,378 psi90%3130 fps100%
ReloadSwiss RS 70<<locked>>86%56,753 psi87%3156 fps100%
ReloadSwiss RS 76ᴾ<<locked>>100%57,624 psi89%3271 fps100%
ReloadSwiss RS 80ᴾ<<locked>>100%52,489 psi81%3143 fps97.1%
Rottweil R 903<<locked>>82%58,073 psi89%3048 fps100%
Rottweil R 904<<locked>>90%56,405 psi87%3074 fps98.6%
Rottweil R 905<<locked>>92%58,030 psi89%3140 fps99.5%
Rottweil R 907<<locked>>84%56,405 psi87%3045 fps99.7%
Shooters World Long Rifle<<locked>>86%58,682 psi90%3071 fps100%
Shooters World SW4350<<locked>>86%56,797 psi87%3064 fps99.9%
SNPE Vectan Tubal 5000<<locked>>82%57,377 psi88%2910 fps100%
SNPE Vectan Tubal 7000<<locked>>86%57,899 psi89%3022 fps99.9%
SNPE Vectan Tubal 8000<<locked>>92%57,580 psi89%3133 fps99.5%
Somchem S355<<locked>>82%57,566 psi89%3041 fps100%
Somchem S361<<locked>>90%58,073 psi89%3064 fps98.2%
Somchem S365<<locked>>88%57,087 psi88%3087 fps100%
Somchem S385<<locked>>92%58,610 psi90%3110 fps99.8%
Vihtavuori N150<<locked>>82%55,245 psi85%2959 fps100%
Vihtavuori N160<<locked>>86%58,218 psi90%3077 fps100%
Vihtavuori N165<<locked>>96%58,247 psi90%3091 fps99.7%
Vihtavuori N550<<locked>>86%57,479 psi88%3084 fps100%
Vihtavuori N555<<locked>>92%56,637 psi87%3107 fps100%
Vihtavuori N560<<locked>>92%56,695 psi87%3179 fps98.3%
Vihtavuori N565<<locked>>98%56,710 psi87%3156 fps98.5%
Vihtavuori N568ᴾ<<locked>>100%53,592 psi82%3150 fps96.8%
Winchester 6.5 StaBALL<<locked>>86%57,827 psi89%3028 fps100%
Winchester 760<<locked>>84%56,130 psi86%3104 fps99.9%
Winchester StaBALL HD<<locked>>96%56,652 psi87%3219 fps100%
Winchester Supreme 780<<locked>>94%58,653 psi90%3107 fps99.5%

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

Start Load - Barrel Length: 24"

PowderChargeFRMaxP%V(0)z
Accurate 3100<<locked>>80%35,520 psi55%2654 fps97.1%
Accurate 4350<<locked>>80%47,442 psi73%2927 fps100%
Accurate MAGPRO74.7 gr88%48,312 psi74%3022 fps95.8%
ADI AR 2208<<locked>>80%55,013 psi85%3005 fps100%
ADI AR 2209<<locked>>80%39,363 psi61%2782 fps95.6%
ADI AR 2213<<locked>>86%43,178 psi66%2900 fps95.4%
ADI AR 2217<<locked>>94%41,785 psi64%2861 fps95.3%
ADI AR 2225<<locked>>92%35,157 psi54%2749 fps96.1%
Alliant Reloder-16<<locked>>80%45,266 psi70%2930 fps100%
Alliant Reloder-17<<locked>>80%52,489 psi81%3058 fps100%
Alliant Reloder-19<<locked>>80%39,523 psi61%2782 fps95.7%
Alliant Reloder-22<<locked>>82%37,884 psi58%2779 fps95.2%
Alliant Reloder-23<<locked>>80%34,040 psi52%2680 fps99.5%
Alliant Reloder-25<<locked>>80%29,573 psi45%2575 fps95.1%
Alliant Reloder-26<<locked>>80%37,507 psi58%2825 fps98.9%
Baschieri & Pellagri 109<<locked>>94%54,911 psi84%3061 fps95.6%
Bofors RP15<<locked>>86%40,219 psi62%2831 fps95.9%
Bofors RP30<<locked>>92%40,814 psi63%2874 fps95.4%
Bofors RP5<<locked>>82%37,884 psi58%2779 fps95.2%
Bofors RP7<<locked>>80%49,777 psi77%2930 fps99%
Hodgdon H1000<<locked>>90%39,943 psi61%2822 fps95.3%
Hodgdon H414<<locked>>80%49,081 psi76%2979 fps99.3%
Hodgdon H4350<<locked>>80%51,474 psi79%2995 fps98.8%
Hodgdon H4831<<locked>>86%46,224 psi71%2910 fps95.7%
Hodgdon H4831 SC<<locked>>86%45,266 psi70%2890 fps95.4%
Hodgdon Hybrid 100V<<locked>>80%42,772 psi66%2808 fps100%
Hodgdon Retumbo<<locked>>88%37,768 psi58%2861 fps95.8%
Hodgdon Superformance<<locked>>80%48,747 psi75%2999 fps99.1%
Hodgdon TrailBoss<<locked>>80%27,775 psi43%1752 fps100%
IMR 4350<<locked>>80%45,179 psi70%2854 fps98.3%
IMR 4451 Enduron<<locked>>80%51,068 psi79%2956 fps99.4%
IMR 4831<<locked>>80%45,063 psi69%2871 fps99.9%
IMR 4955 Enduron<<locked>>84%44,628 psi69%2844 fps95.5%
IMR 7828 SSC<<locked>>86%41,640 psi64%2877 fps95%
Lovex S065<<locked>>80%48,747 psi75%2904 fps99.8%
Lovex S070<<locked>>80%47,094 psi72%2890 fps99.1%
Lovex S071<<locked>>80%30,516 psi47%2520 fps95%
Norma 204<<locked>>80%45,440 psi70%2897 fps97.3%
Norma 217<<locked>>96%36,100 psi56%2799 fps95.8%
Norma MRP<<locked>>80%37,115 psi57%2785 fps96.4%
Norma URP<<locked>>80%46,398 psi71%2913 fps99.9%
Ramshot Grand71.1 gr86%41,466 psi64%2887 fps95.4%
Ramshot Hunter<<locked>>80%45,324 psi70%2907 fps99.2%
Ramshot Magnum<<locked>>86%37,057 psi57%2753 fps95.9%
ReloadSwiss RS 14<<locked>>80%28,398 psi44%1791 fps100%
ReloadSwiss RS 62<<locked>>80%47,311 psi73%2943 fps99.9%
ReloadSwiss RS 70<<locked>>80%45,658 psi70%2963 fps99.9%
ReloadSwiss RS 76<<locked>>86%34,534 psi53%2762 fps95.6%
ReloadSwiss RS 80<<locked>>96%45,121 psi69%2999 fps95.1%
Rottweil R 903<<locked>>80%54,375 psi84%2992 fps100%
Rottweil R 904<<locked>>82%43,584 psi67%2831 fps95.8%
Rottweil R 905<<locked>>80%38,827 psi60%2766 fps95.6%
Rottweil R 907<<locked>>80%49,777 psi77%2930 fps99%
Shooters World Long Rifle<<locked>>80%48,747 psi75%2904 fps99.8%
Shooters World SW4350<<locked>>80%47,094 psi72%2890 fps99.1%
SNPE Vectan Tubal 5000<<locked>>80%54,012 psi83%2864 fps100%
SNPE Vectan Tubal 7000<<locked>>80%47,630 psi73%2848 fps99.1%
SNPE Vectan Tubal 8000<<locked>>80%38,493 psi59%2759 fps95.5%
Somchem S355<<locked>>80%53,998 psi83%2986 fps100%
Somchem S361<<locked>>82%44,527 psi69%2818 fps95.2%
Somchem S365<<locked>>80%43,424 psi67%2864 fps100%
Somchem S385<<locked>>80%39,479 psi61%2749 fps96.8%
Vihtavuori N150<<locked>>80%51,750 psi80%2907 fps100%
Vihtavuori N160<<locked>>80%47,819 psi74%2907 fps100%
Vihtavuori N165<<locked>>82%36,564 psi56%2674 fps95.4%
Vihtavuori N550<<locked>>80%47,253 psi73%2910 fps99.9%
Vihtavuori N555<<locked>>80%38,145 psi59%2762 fps99.4%
Vihtavuori N56071.7 gr86%46,021 psi71%2979 fps95.9%
Vihtavuori N565<<locked>>90%43,047 psi66%2897 fps95.2%
Vihtavuori N568<<locked>>98%49,792 psi77%3077 fps95.8%
Winchester 6.5 StaBALL<<locked>>80%47,094 psi72%2864 fps100%
Winchester 760<<locked>>80%49,081 psi76%2979 fps99.3%
Winchester StaBALL HD<<locked>>80%30,342 psi47%2694 fps99.6%
Winchester Supreme 780<<locked>>82%38,696 psi60%2730 fps95.4%

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 74 powders for .28 Nosler loaded with the .284 | 142gr | Lehigh Defense Controlled Chaos. Hodgdon Retumbo delivers the highest muzzle velocity at 3,274 fps; across all powders the maximum-charge window runs from 1,959 fps to 3,274 fps. ADI AR 2217 gives the best case fill at 100 %, and 74 of the 74 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (448 MPa), the top charges use 57–90 %, leaving at least 10 % headroom. The 142.0 gr projectile in 0.284" calls for a 1:9.5 twist; slower twists will usually not stabilise this weight. ADI AR 2217, ADI AR 2225, Alliant Reloder-25 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. Vihtavuori N560, Ramshot Grand, Accurate MAGPRO rank at the top here: for .28 Nosler with the .284 | 142gr | Lehigh Defense Controlled Chaos 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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