Load data for .28 Nosler + .284 | 161gr | Peregrine VLR-4

.28 Nosler cartridge drawing
Peregrine logo

Load Specifications

Bullet Manufacturer:Peregrine
Bullet Weight:161 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:1:8.5

Load data in caliber .28 Nosler with .284 | 161gr | Peregrine VLR-4 bullet and 71 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are Hodgdon Retumbo, ReloadSwiss RS 76 and Winchester StaBALL HD.

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>>92%55,405 psi85%2881 fps100%
Accurate 4350<<locked>>84%56,405 psi87%2910 fps100%
Accurate MAGPRO<<locked>>92%58,363 psi90%3048 fps98.9%
ADI AR 2209<<locked>>90%57,682 psi89%2979 fps99.8%
ADI AR 2213<<locked>>92%55,535 psi85%2986 fps99.2%
ADI AR 2217ᴾ<<locked>>100%53,548 psi82%2949 fps99.3%
ADI AR 2225ᴾ<<locked>>100%47,790 psi74%2907 fps100%
Alliant Reloder-16<<locked>>86%57,725 psi89%2966 fps100%
Alliant Reloder-19<<locked>>90%57,174 psi88%2966 fps99.8%
Alliant Reloder-22<<locked>>92%55,709 psi86%2979 fps99.8%
Alliant Reloder-23<<locked>>94%57,145 psi88%2946 fps100%
Alliant Reloder-25<<locked>>98%56,913 psi88%3015 fps100%
Alliant Reloder-26<<locked>>90%57,856 psi89%3038 fps100%
Baschieri & Pellagri 109<<locked>>94%56,753 psi87%2946 fps97.3%
Bofors RP15<<locked>>96%58,523 psi90%3022 fps99.9%
Bofors RP30ᴾ<<locked>>100%56,376 psi87%3018 fps99.6%
Bofors RP5<<locked>>92%55,709 psi86%2979 fps99.8%
Bofors RP7<<locked>>84%58,334 psi90%2910 fps100%
Hodgdon H1000<<locked>>98%55,085 psi85%2976 fps99.7%
Hodgdon H414<<locked>>84%58,218 psi90%2969 fps100%
Hodgdon H4350<<locked>>82%57,014 psi88%2927 fps99.9%
Hodgdon H4831<<locked>>90%55,230 psi85%2920 fps98.7%
Hodgdon H4831 SC<<locked>>92%57,943 psi89%2963 fps99.1%
Hodgdon Hybrid 100V<<locked>>88%57,914 psi89%2887 fps100%
Hodgdon Retumbo<<locked>>98%55,738 psi86%3094 fps100%
Hodgdon Superformance<<locked>>82%55,042 psi85%2949 fps100%
Hodgdon TrailBossᴾ<<locked>>100%37,275 psi57%1837 fps100%
IMR 4350<<locked>>86%56,739 psi87%2900 fps100%
IMR 4451 Enduron<<locked>>82%56,260 psi87%2881 fps100%
IMR 4831<<locked>>86%56,797 psi87%2900 fps100%
IMR 4955 Enduron<<locked>>90%56,057 psi86%2904 fps98.9%
IMR 7828 SSC<<locked>>94%57,508 psi88%3028 fps99.5%
IMR 8133 Enduronᴾ<<locked>>100%43,221 psi66%2805 fps97.4%
Lovex S065<<locked>>84%56,927 psi88%2877 fps100%
Lovex S070<<locked>>84%55,187 psi85%2874 fps100%
Lovex S071<<locked>>98%56,637 psi87%2900 fps100%
Norma 204<<locked>>86%58,117 psi89%2963 fps99.8%
Norma 217ᴾ<<locked>>100%43,584 psi67%2831 fps99.2%
Norma MRP<<locked>>90%55,622 psi86%2995 fps100%
Norma URP<<locked>>86%58,784 psi90%2946 fps100%
Ramshot Grand<<locked>>94%58,639 psi90%3051 fps99.8%
Ramshot Hunter<<locked>>86%57,725 psi89%2959 fps100%
Ramshot Magnum<<locked>>96%56,782 psi87%2976 fps100%
ReloadSwiss RS 14ᴾ<<locked>>100%38,116 psi59%1880 fps100%
ReloadSwiss RS 62<<locked>>84%56,652 psi87%2933 fps100%
ReloadSwiss RS 70<<locked>>84%55,347 psi85%2966 fps100%
ReloadSwiss RS 76<<locked>>98%56,449 psi87%3087 fps100%
ReloadSwiss RS 80ᴾ<<locked>>100%55,695 psi86%3041 fps98.8%
Rottweil R 904<<locked>>90%58,537 psi90%2946 fps99.5%
Rottweil R 905<<locked>>90%56,550 psi87%2953 fps99.8%
Rottweil R 907<<locked>>84%58,334 psi90%2910 fps100%
Shooters World Long Rifle<<locked>>84%56,927 psi88%2877 fps100%
Shooters World SW4350<<locked>>84%55,187 psi85%2874 fps100%
SNPE Vectan Tubal 7000<<locked>>84%56,115 psi86%2835 fps100%
SNPE Vectan Tubal 8000<<locked>>90%56,130 psi86%2949 fps99.8%
Somchem S361<<locked>>88%56,362 psi87%2884 fps98.8%
Somchem S365<<locked>>86%55,753 psi86%2897 fps100%
Somchem S385<<locked>>90%56,913 psi88%2923 fps100%
Vihtavuori N150<<locked>>82%57,087 psi88%2818 fps100%
Vihtavuori N160<<locked>>84%56,594 psi87%2884 fps100%
Vihtavuori N165<<locked>>94%56,855 psi87%2910 fps99.9%
Vihtavuori N550<<locked>>84%55,709 psi86%2890 fps100%
Vihtavuori N555<<locked>>90%55,390 psi85%2917 fps100%
Vihtavuori N560<<locked>>90%55,332 psi85%2995 fps98.9%
Vihtavuori N565<<locked>>96%55,274 psi85%2976 fps99.1%
Vihtavuori N568ᴾ<<locked>>100%56,434 psi87%3045 fps98.4%
Vihtavuori N570ᴾ<<locked>>100%53,345 psi82%3035 fps96.1%
Winchester 6.5 StaBALL<<locked>>84%56,260 psi87%2841 fps100%
Winchester 760<<locked>>84%58,465 psi90%2972 fps100%
Winchester StaBALL HD<<locked>>94%55,738 psi86%3028 fps100%
Winchester Supreme 780<<locked>>92%57,174 psi88%2927 fps99.8%

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%36,622 psi56%2543 fps98.5%
Accurate 4350<<locked>>80%49,139 psi76%2799 fps100%
Accurate MAGPRO<<locked>>84%43,787 psi67%2782 fps95.9%
ADI AR 2209<<locked>>80%41,060 psi63%2680 fps97.4%
ADI AR 2213<<locked>>82%39,233 psi60%2667 fps95.6%
ADI AR 2217<<locked>>90%37,913 psi58%2635 fps95.4%
ADI AR 2225<<locked>>88%31,952 psi49%2533 fps96.2%
Alliant Reloder-16<<locked>>80%47,326 psi73%2805 fps100%
Alliant Reloder-19<<locked>>80%40,988 psi63%2671 fps97.4%
Alliant Reloder-22<<locked>>80%36,825 psi57%2612 fps96.2%
Alliant Reloder-23<<locked>>80%35,563 psi55%2572 fps100%
Alliant Reloder-25<<locked>>80%30,676 psi47%2484 fps97.3%
Alliant Reloder-26<<locked>>80%39,465 psi61%2720 fps99.8%
Baschieri & Pellagri 109<<locked>>90%50,154 psi77%2828 fps95.8%
Bofors RP15<<locked>>80%34,301 psi53%2546 fps95%
Bofors RP30<<locked>>88%37,130 psi57%2644 fps95.5%
Bofors RP5<<locked>>80%36,825 psi57%2612 fps96.2%
Bofors RP7<<locked>>80%51,430 psi79%2802 fps99.7%
Hodgdon H1000<<locked>>86%36,100 psi56%2595 fps95.4%
Hodgdon H414<<locked>>80%51,053 psi79%2854 fps99.9%
Hodgdon H4350<<locked>>80%53,359 psi82%2867 fps99.7%
Hodgdon H4831<<locked>>82%41,916 psi64%2677 fps95.8%
Hodgdon H4831 SC<<locked>>82%41,176 psi63%2661 fps95.6%
Hodgdon Hybrid 100V<<locked>>80%44,469 psi68%2684 fps100%
Hodgdon Retumbo65.4 gr84%34,330 psi53%2631 fps95.9%
Hodgdon Superformance<<locked>>80%51,111 psi79%2887 fps99.8%
Hodgdon TrailBoss<<locked>>80%27,934 psi43%1644 fps100%
IMR 4350<<locked>>80%46,862 psi72%2736 fps99.3%
IMR 4451 Enduron<<locked>>80%52,881 psi81%2828 fps99.9%
IMR 4831<<locked>>80%46,615 psi72%2740 fps100%
IMR 4955 Enduron<<locked>>80%40,669 psi63%2615 fps95.6%
IMR 7828 SSC<<locked>>82%37,826 psi58%2648 fps95.1%
IMR 8133 Enduron<<locked>>96%37,710 psi58%2680 fps95.5%
Lovex S065<<locked>>80%50,314 psi77%2776 fps100%
Lovex S070<<locked>>80%48,718 psi75%2769 fps99.8%
Lovex S071<<locked>>80%31,502 psi48%2415 fps96.9%
Norma 204<<locked>>80%47,282 psi73%2782 fps98.7%
Norma 217<<locked>>92%32,880 psi51%2579 fps95.9%
Norma MRP<<locked>>80%38,725 psi60%2684 fps98.2%
Norma URP<<locked>>80%48,254 psi74%2785 fps100%
Ramshot Grand<<locked>>82%37,449 psi58%2651 fps95.4%
Ramshot Hunter<<locked>>80%47,166 psi73%2785 fps99.9%
Ramshot Magnum<<locked>>82%33,301 psi51%2523 fps95.8%
ReloadSwiss RS 14<<locked>>80%28,572 psi44%1683 fps100%
ReloadSwiss RS 62<<locked>>80%49,342 psi76%2822 fps100%
ReloadSwiss RS 70<<locked>>80%47,790 psi74%2841 fps100%
ReloadSwiss RS 7668.3 gr82%31,038 psi48%2533 fps95.4%
ReloadSwiss RS 80<<locked>>92%40,756 psi63%2762 fps95.1%
Rottweil R 904<<locked>>80%42,351 psi65%2661 fps96.7%
Rottweil R 905<<locked>>80%40,480 psi62%2657 fps97.5%
Rottweil R 907<<locked>>80%51,430 psi79%2802 fps99.7%
Shooters World Long Rifle<<locked>>80%50,314 psi77%2776 fps100%
Shooters World SW4350<<locked>>80%48,718 psi75%2769 fps99.8%
SNPE Vectan Tubal 7000<<locked>>80%49,255 psi76%2723 fps99.8%
SNPE Vectan Tubal 8000<<locked>>80%40,147 psi62%2654 fps97.4%
Somchem S361<<locked>>80%43,033 psi66%2648 fps96.2%
Somchem S365<<locked>>80%45,411 psi70%2736 fps100%
Somchem S385<<locked>>80%40,843 psi63%2638 fps98.3%
Vihtavuori N150<<locked>>80%53,577 psi82%2769 fps100%
Vihtavuori N160<<locked>>80%49,574 psi76%2776 fps100%
Vihtavuori N165<<locked>>80%35,404 psi54%2510 fps96.4%
Vihtavuori N550<<locked>>80%48,921 psi75%2782 fps100%
Vihtavuori N555<<locked>>80%39,653 psi61%2648 fps100%
Vihtavuori N560<<locked>>82%41,640 psi64%2736 fps95.9%
Vihtavuori N565<<locked>>86%39,175 psi60%2667 fps95.3%
Vihtavuori N568<<locked>>94%45,266 psi70%2841 fps95.9%
Vihtavuori N570<<locked>>98%49,603 psi76%2963 fps95.1%
Winchester 6.5 StaBALL<<locked>>80%48,805 psi75%2733 fps100%
Winchester 760<<locked>>80%51,053 psi79%2854 fps99.9%
Winchester StaBALL HD64 gr80%32,155 psi49%2598 fps100%
Winchester Supreme 780<<locked>>80%37,347 psi57%2562 fps96.4%

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 76 powders for .28 Nosler loaded with the .284 | 161gr | Peregrine VLR-4. Hodgdon Retumbo delivers the highest muzzle velocity at 3,094 fps; across all powders the maximum-charge window runs from 1,837 fps to 3,094 fps. ADI AR 2217 gives the best case fill at 100 %, and 76 of the 76 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 161.0 gr projectile in 0.284" calls for a 1:8.5 twist; slower twists will usually not stabilise this weight. ADI AR 2217, ADI AR 2218, ADI AR 2225 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 Retumbo, ReloadSwiss RS 76, Winchester StaBALL HD rank at the top here: for .28 Nosler with the .284 | 161gr | Peregrine VLR-4 they combine a high case fill with complete burn and sit in the upper velocity band. As outliers, ADI AR 2218, Alliant Reloder-50, IMR 7977 Enduron 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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