Load data for 7 mm Exp. Rem. + .284 | 139gr | Hornady SP

7 mm Exp. Rem. cartridge drawing
Hornady logo

Load Specifications

Bullet Manufacturer:Hornady
Bullet Weight:139 gr
Bullet Diameter:0.284"
Bullet Length:<<locked>>
Case Length (l3):2.54"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:67.5 Grains of Water
Primer Size:Large Rifle (LR)
Barrel Length:22"
Max. allowed Pressure:58,740 psi
Recommended Twist Rate:1:12.0

Load data in caliber 7 mm Exp. Rem. with .284 | 139gr | Hornady SP bullet and 86 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are ReloadSwiss RS 60, Alliant Reloder-16 and ReloadSwiss RS 70.

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: 22"

PowderChargeFRMaxP%V(0)z
Accurate 2495<<locked>>86%52,982 psi90%2746 fps100%
Accurate 2700<<locked>>86%51,677 psi88%2733 fps95.8%
Accurate 4064<<locked>>88%53,142 psi90%2792 fps100%
Accurate 4350<<locked>>96%52,678 psi90%2864 fps99.1%
ADI AR 2206H<<locked>>84%53,069 psi90%2815 fps99.7%
ADI AR 2208<<locked>>88%50,908 psi87%2762 fps99.2%
ADI Benchmark 8208<<locked>>82%52,083 psi89%2769 fps100%
Alliant AR-Comp<<locked>>82%52,997 psi90%2753 fps100%
Alliant Power Pro 2000-MR<<locked>>86%52,721 psi90%2927 fps99.5%
Alliant Reloder- TS 15.5<<locked>>88%50,894 psi87%2785 fps99.9%
Alliant Reloder-15<<locked>>86%51,329 psi87%2802 fps99.3%
Alliant Reloder-16<<locked>>96%50,589 psi86%2867 fps99.2%
Alliant Reloder-17<<locked>>92%51,445 psi88%2900 fps99.9%
Alliant Reloder-23ᴾ<<locked>>100%41,423 psi71%2710 fps98.7%
Alliant Reloder-26ᴾ<<locked>>100%46,485 psi79%2871 fps97.9%
Baschieri & Pellagri 107<<locked>>84%52,808 psi90%2828 fps99.2%
Bofors RP3<<locked>>88%51,445 psi88%2802 fps99.9%
Bofors RP7<<locked>>92%51,459 psi88%2766 fps96%
Hodgdon BL-C2<<locked>>82%51,416 psi88%2792 fps100%
Hodgdon H380<<locked>>88%52,185 psi89%2808 fps98.7%
Hodgdon H414<<locked>>94%52,040 psi89%2858 fps96.8%
Hodgdon H4895<<locked>>82%50,401 psi86%2772 fps99.7%
Hodgdon Hybrid 100V<<locked>>98%50,473 psi86%2802 fps99.8%
Hodgdon LEVERevolution<<locked>>84%49,690 psi85%2802 fps99.8%
Hodgdon Superformance<<locked>>94%52,156 psi89%2884 fps96.3%
Hodgdon TrailBossᴾ<<locked>>100%35,694 psi61%1755 fps100%
Hodgdon VARGET<<locked>>84%51,561 psi88%2779 fps99.8%
IMR 3031<<locked>>82%50,270 psi86%2762 fps100%
IMR 4064<<locked>>86%50,372 psi86%2746 fps99.3%
IMR 4166 Enduron<<locked>>84%50,256 psi86%2723 fps96.3%
IMR 4350<<locked>>96%51,793 psi88%2792 fps96.1%
IMR 4451 Enduron<<locked>>90%50,270 psi86%2749 fps96.2%
IMR 4831<<locked>>96%50,067 psi85%2805 fps98.8%
IMR 4895<<locked>>86%52,649 psi90%2835 fps99.7%
IMR 8208 XBR<<locked>>82%52,083 psi89%2769 fps100%
Lovex D073.6<<locked>>84%52,750 psi90%2792 fps100%
Lovex S060<<locked>>84%52,504 psi89%2746 fps99.7%
Lovex S062<<locked>>86%50,299 psi86%2746 fps99.9%
Lovex S065<<locked>>94%52,953 psi90%2799 fps98.1%
Lovex S070<<locked>>94%50,430 psi86%2772 fps96.6%
Norma 201<<locked>>84%51,982 psi88%2766 fps100%
Norma 202<<locked>>84%52,301 psi89%2766 fps100%
Norma 203B<<locked>>86%50,618 psi86%2792 fps99.5%
Norma URP<<locked>>96%52,083 psi89%2854 fps99%
Ramshot Big Game<<locked>>86%51,082 psi87%2815 fps99.5%
Ramshot Hunter<<locked>>96%50,705 psi86%2844 fps97.4%
Ramshot TAC<<locked>>82%52,141 psi89%2779 fps98.2%
Ramshot Wild Boar<<locked>>82%51,764 psi88%2795 fps99.6%
ReloadSwiss RS 14ᴾ<<locked>>100%36,303 psi62%1798 fps100%
ReloadSwiss RS 50<<locked>>88%52,359 psi89%2792 fps97.4%
ReloadSwiss RS 52<<locked>>84%51,561 psi88%2864 fps99.3%
ReloadSwiss RS 60<<locked>>90%51,126 psi87%2904 fps100%
ReloadSwiss RS 62<<locked>>96%52,446 psi89%2884 fps98.9%
ReloadSwiss RS 70<<locked>>96%52,040 psi89%2910 fps98.6%
Rottweil R 901<<locked>>82%52,997 psi90%2753 fps100%
Rottweil R 902<<locked>>86%52,475 psi89%2762 fps100%
Rottweil R 903<<locked>>90%51,329 psi87%2792 fps99.8%
Rottweil R 907<<locked>>92%51,459 psi88%2766 fps96%
Shooters World Long Rifle<<locked>>94%52,953 psi90%2799 fps98.1%
Shooters World Match Rifle<<locked>>84%52,750 psi90%2792 fps100%
Shooters World Precision<<locked>>86%50,299 psi86%2746 fps99.9%
Shooters World SW4350<<locked>>94%50,430 psi86%2772 fps96.6%
SNPE Vectan SP 11<<locked>>90%52,924 psi90%2851 fps99.7%
SNPE Vectan SP 7<<locked>>82%50,502 psi86%2756 fps98.3%
SNPE Vectan SP 9<<locked>>84%51,401 psi88%2782 fps99.6%
SNPE Vectan Tubal 3000<<locked>>84%53,084 psi90%2707 fps100%
SNPE Vectan Tubal 5000<<locked>>88%50,473 psi86%2664 fps100%
SNPE Vectan Tubal 7000<<locked>>94%52,866 psi90%2749 fps96.9%
Somchem S335<<locked>>84%52,794 psi90%2707 fps100%
Somchem S341<<locked>>82%50,314 psi86%2749 fps99.4%
Somchem S355<<locked>>90%51,837 psi88%2795 fps99.8%
Somchem S365<<locked>>98%50,096 psi85%2858 fps100%
Vihtavuori N133<<locked>>82%50,444 psi86%2651 fps100%
Vihtavuori N135<<locked>>86%52,272 psi89%2736 fps100%
Vihtavuori N140<<locked>>86%52,924 psi90%2749 fps100%
Vihtavuori N150<<locked>>92%52,924 psi90%2776 fps100%
Vihtavuori N160<<locked>>94%50,821 psi87%2799 fps98.7%
Vihtavuori N530<<locked>>82%52,431 psi89%2769 fps100%
Vihtavuori N540<<locked>>86%51,242 psi87%2740 fps100%
Vihtavuori N550<<locked>>94%50,111 psi85%2802 fps98.5%
Vihtavuori N555ᴾ<<locked>>100%45,672 psi78%2785 fps98.6%
Winchester 6.5 StaBALL<<locked>>94%50,778 psi86%2776 fps99.9%
Winchester 748<<locked>>82%52,301 psi89%2812 fps100%
Winchester 760<<locked>>94%52,040 psi89%2858 fps96.8%
Winchester StaBALL HDᴾ<<locked>>100%37,043 psi63%2703 fps98.4%
Winchester StaBALL Match<<locked>>84%51,430 psi88%2792 fps99.8%

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

Start Load - Barrel Length: 22"

PowderChargeFRMaxP%V(0)z
Accurate 2495<<locked>>80%43,540 psi74%2598 fps100%
Accurate 2700<<locked>>84%48,573 psi83%2680 fps95%
Accurate 4064<<locked>>80%41,162 psi70%2592 fps100%
Accurate 4350<<locked>>86%37,289 psi63%2572 fps95.7%
ADI AR 2206H<<locked>>80%46,862 psi80%2707 fps99.1%
ADI AR 2208<<locked>>80%39,653 psi68%2549 fps97.1%
ADI Benchmark 8208<<locked>>80%48,965 psi83%2717 fps99.8%
Alliant AR-Comp<<locked>>80%49,574 psi84%2700 fps100%
Alliant Power Pro 2000-MR<<locked>>80%42,801 psi73%2736 fps97.7%
Alliant Reloder- TS 15.5<<locked>>80%39,537 psi67%2575 fps98.5%
Alliant Reloder-15<<locked>>80%42,540 psi72%2641 fps97.9%
Alliant Reloder-1647 gr86%37,173 psi63%2589 fps95.8%
Alliant Reloder-17<<locked>>80%34,345 psi58%2543 fps96.5%
Alliant Reloder-23<<locked>>92%32,242 psi55%2484 fps95.4%
Alliant Reloder-26<<locked>>96%40,306 psi69%2740 fps96.1%
Baschieri & Pellagri 107<<locked>>80%46,195 psi79%2713 fps98.2%
Bofors RP3<<locked>>80%39,479 psi67%2582 fps98.5%
Bofors RP7<<locked>>90%48,341 psi82%2710 fps95.2%
Hodgdon BL-C2<<locked>>80%48,037 psi82%2736 fps99.9%
Hodgdon H380<<locked>>80%40,016 psi68%2579 fps96%
Hodgdon H414<<locked>>90%45,585 psi78%2743 fps95.2%
Hodgdon H4895<<locked>>80%47,355 psi81%2720 fps99.5%
Hodgdon Hybrid 100V<<locked>>84%32,126 psi55%2428 fps95.7%
Hodgdon LEVERevolution<<locked>>80%43,482 psi74%2690 fps99.2%
Hodgdon Superformance<<locked>>92%48,631 psi83%2822 fps95.4%
Hodgdon TrailBoss<<locked>>80%26,556 psi45%1568 fps100%
Hodgdon VARGET<<locked>>80%45,252 psi77%2667 fps99.2%
IMR 3031<<locked>>80%47,297 psi81%2717 fps100%
IMR 4064<<locked>>80%41,655 psi71%2585 fps97.8%
IMR 4166 Enduron<<locked>>82%47,007 psi80%2664 fps95.5%
IMR 4350<<locked>>94%48,704 psi83%2740 fps95.3%
IMR 4451 Enduron<<locked>>88%47,340 psi81%2697 fps95.5%
IMR 4831<<locked>>86%36,027 psi61%2530 fps95.3%
IMR 4895<<locked>>80%43,613 psi74%2671 fps98.6%
IMR 8208 XBR<<locked>>80%48,965 psi83%2717 fps99.8%
Lovex D073.6<<locked>>80%46,166 psi79%2687 fps100%
Lovex S060<<locked>>80%46,456 psi79%2641 fps99.1%
Lovex S062<<locked>>80%41,669 psi71%2592 fps99.2%
Lovex S065<<locked>>86%41,452 psi71%2585 fps95.5%
Lovex S070<<locked>>90%44,570 psi76%2664 fps95.1%
Norma 201<<locked>>80%45,861 psi78%2661 fps99.6%
Norma 202<<locked>>80%46,122 psi79%2664 fps100%
Norma 203B<<locked>>80%41,930 psi71%2631 fps98.3%
Norma URP<<locked>>86%37,420 psi64%2572 fps95.6%
Ramshot Big Game<<locked>>80%41,539 psi71%2641 fps98%
Ramshot Hunter<<locked>>92%44,483 psi76%2730 fps95.9%
Ramshot TAC<<locked>>80%48,849 psi83%2723 fps97.6%
Ramshot Wild Boar<<locked>>80%48,370 psi82%2740 fps99.3%
ReloadSwiss RS 14<<locked>>80%26,948 psi46%1604 fps100%
ReloadSwiss RS 50<<locked>>82%43,105 psi73%2621 fps95.1%
ReloadSwiss RS 52<<locked>>80%44,918 psi76%2746 fps98.3%
ReloadSwiss RS 6047.1 gr80%36,550 psi62%2608 fps99.3%
ReloadSwiss RS 62<<locked>>86%36,970 psi63%2589 fps95.1%
ReloadSwiss RS 7052.6 gr88%39,566 psi67%2654 fps95.2%
Rottweil R 901<<locked>>80%49,792 psi85%2700 fps100%
Rottweil R 902<<locked>>80%43,758 psi74%2615 fps99.4%
Rottweil R 903<<locked>>80%37,130 psi63%2526 fps97.7%
Rottweil R 907<<locked>>90%48,341 psi82%2710 fps95.2%
Shooters World Long Rifle<<locked>>86%41,452 psi71%2585 fps95.5%
Shooters World Match Rifle<<locked>>80%46,166 psi79%2687 fps100%
Shooters World Precision<<locked>>80%41,669 psi71%2592 fps99.2%
Shooters World SW4350<<locked>>90%44,570 psi76%2664 fps95.1%
SNPE Vectan SP 11<<locked>>80%37,956 psi65%2569 fps97.1%
SNPE Vectan SP 7<<locked>>80%47,195 psi80%2694 fps97.7%
SNPE Vectan SP 9<<locked>>80%45,194 psi77%2671 fps98.8%
SNPE Vectan Tubal 3000<<locked>>80%46,963 psi80%2612 fps100%
SNPE Vectan Tubal 5000<<locked>>80%39,247 psi67%2477 fps100%
SNPE Vectan Tubal 7000<<locked>>90%46,572 psi79%2641 fps95.4%
Somchem S335<<locked>>80%46,731 psi80%2615 fps100%
Somchem S341<<locked>>80%47,036 psi80%2694 fps99.1%
Somchem S355<<locked>>80%37,826 psi64%2530 fps97.7%
Somchem S365<<locked>>82%29,341 psi50%2405 fps95.9%
Vihtavuori N133<<locked>>80%47,355 psi81%2605 fps100%
Vihtavuori N135<<locked>>80%43,236 psi74%2595 fps100%
Vihtavuori N140<<locked>>80%43,830 psi75%2602 fps100%
Vihtavuori N150<<locked>>80%36,027 psi61%2467 fps98.4%
Vihtavuori N160<<locked>>84%36,550 psi62%2523 fps95.2%
Vihtavuori N530<<locked>>80%49,168 psi84%2713 fps99.9%
Vihtavuori N540<<locked>>80%42,105 psi72%2585 fps100%
Vihtavuori N550<<locked>>86%38,537 psi66%2575 fps95.6%
Vihtavuori N555<<locked>>92%35,056 psi60%2562 fps95.6%
Winchester 6.5 StaBALL<<locked>>80%31,865 psi54%2388 fps95.7%
Winchester 748<<locked>>80%49,081 psi84%2759 fps100%
Winchester 760<<locked>>90%45,585 psi78%2743 fps95.2%
Winchester StaBALL HD<<locked>>96%32,518 psi55%2569 fps96.2%
Winchester StaBALL Match<<locked>>80%44,860 psi76%2680 fps99.2%

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.

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

This overview compares 86 powders for 7 mm Exp. Rem. loaded with the .284 | 139gr | Hornady SP. Alliant Power Pro 2000-MR delivers the highest muzzle velocity at 2,927 fps; across all powders the maximum-charge window runs from 1,755 fps to 2,927 fps. Alliant Reloder-23 gives the best case fill at 100 %, and 86 of the 86 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (405 MPa), the top charges use 61–90 %, leaving at least 10 % headroom. The 139.0 gr projectile in 0.284" calls for a 1:12.0 twist; slower twists will usually not stabilise this weight. Alliant Reloder-23, Alliant Reloder-26, Hodgdon TrailBoss 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. ReloadSwiss RS 60, Alliant Reloder-16, ReloadSwiss RS 70 rank at the top here: for 7 mm Exp. Rem. with the .284 | 139gr | Hornady SP 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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