Load data for 7 mm Exp. Rem. + .284 | 150gr | Nosler Partition

7 mm Exp. Rem. cartridge drawing
Nosler logo

Load Specifications

Bullet Manufacturer:Nosler
Bullet Weight:150 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:1:11.5

Load data in caliber 7 mm Exp. Rem. with .284 | 150gr | Nosler Partition bullet and 83 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are ReloadSwiss RS 70, Hodgdon Superformance and Alliant Reloder-17.

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>>84%51,851 psi88%2625 fps100%
Accurate 2700<<locked>>84%50,241 psi86%2618 fps96.3%
Accurate 3100ᴾ<<locked>>100%46,122 psi79%2635 fps97.2%
Accurate 4064<<locked>>86%52,156 psi89%2671 fps100%
Accurate 4350<<locked>>94%51,764 psi88%2749 fps99.4%
ADI AR 2206H<<locked>>82%51,750 psi88%2690 fps99.9%
ADI AR 2208<<locked>>88%52,881 psi90%2697 fps99.7%
Alliant Power Pro 2000-MR<<locked>>84%51,532 psi88%2805 fps99.7%
Alliant Reloder- TS 15.5<<locked>>88%53,098 psi90%2717 fps100%
Alliant Reloder-15<<locked>>84%50,256 psi86%2684 fps99.6%
Alliant Reloder-16<<locked>>96%53,098 psi90%2808 fps99.8%
Alliant Reloder-17<<locked>>90%50,560 psi86%2782 fps100%
Alliant Reloder-19ᴾ<<locked>>100%52,591 psi90%2772 fps96%
Alliant Reloder-23ᴾ<<locked>>100%43,511 psi74%2657 fps99.5%
Alliant Reloder-26ᴾ<<locked>>100%49,081 psi84%2828 fps99.1%
Baschieri & Pellagri 107<<locked>>82%51,590 psi88%2707 fps99.5%
Bofors RP3<<locked>>86%50,227 psi86%2680 fps100%
Bofors RP7<<locked>>90%50,372 psi86%2654 fps96.6%
Hodgdon H380<<locked>>86%51,198 psi87%2694 fps99%
Hodgdon H414<<locked>>92%51,140 psi87%2746 fps97.4%
Hodgdon H4350<<locked>>90%51,561 psi88%2710 fps96.1%
Hodgdon H4895<<locked>>82%52,330 psi89%2703 fps100%
Hodgdon Hybrid 100V<<locked>>98%53,026 psi90%2740 fps100%
Hodgdon LEVERevolution<<locked>>84%51,982 psi88%2736 fps100%
Hodgdon Superformance<<locked>>92%51,126 psi87%2772 fps97%
Hodgdon TrailBossᴾ<<locked>>100%35,955 psi61%1690 fps100%
Hodgdon VARGET<<locked>>82%50,241 psi86%2657 fps99.9%
IMR 3031<<locked>>82%52,649 psi90%2690 fps100%
IMR 4064<<locked>>86%52,286 psi89%2680 fps99.8%
IMR 4166 Enduron<<locked>>84%52,083 psi89%2661 fps97.5%
IMR 4350<<locked>>94%50,995 psi87%2684 fps96.7%
IMR 4451 Enduron<<locked>>90%52,025 psi89%2684 fps97.4%
IMR 4831<<locked>>96%52,489 psi89%2746 fps99.5%
IMR 4895<<locked>>84%51,503 psi88%2713 fps99.9%
Lovex D073.6<<locked>>82%51,721 psi88%2674 fps100%
Lovex S060<<locked>>82%51,271 psi87%2625 fps99.9%
Lovex S062<<locked>>86%52,315 psi89%2677 fps100%
Lovex S065<<locked>>92%51,706 psi88%2680 fps98.5%
Lovex S070<<locked>>94%52,852 psi90%2720 fps97.8%
Norma 201<<locked>>82%50,647 psi86%2641 fps100%
Norma 202<<locked>>82%51,300 psi87%2648 fps100%
Norma 203B<<locked>>86%52,779 psi90%2723 fps99.9%
Norma MRPᴾ<<locked>>100%48,791 psi83%2782 fps96.7%
Norma URP<<locked>>94%51,068 psi87%2740 fps99.3%
Ramshot Big Game<<locked>>84%49,966 psi85%2697 fps99.7%
Ramshot Hunter<<locked>>94%49,676 psi85%2730 fps97.9%
ReloadSwiss RS 14ᴾ<<locked>>100%36,376 psi62%1726 fps100%
ReloadSwiss RS 50<<locked>>86%51,155 psi87%2674 fps97.9%
ReloadSwiss RS 52<<locked>>82%50,589 psi86%2746 fps99.6%
ReloadSwiss RS 60<<locked>>88%50,154 psi85%2779 fps100%
ReloadSwiss RS 62<<locked>>94%51,503 psi88%2769 fps99.2%
ReloadSwiss RS 70<<locked>>94%50,662 psi86%2789 fps99%
Rottweil R 902<<locked>>84%51,445 psi88%2644 fps100%
Rottweil R 903<<locked>>88%50,401 psi86%2677 fps100%
Rottweil R 905ᴾ<<locked>>100%51,271 psi87%2749 fps95.9%
Rottweil R 907<<locked>>90%50,372 psi86%2654 fps96.6%
Shooters World Long Rifle<<locked>>92%51,706 psi88%2680 fps98.5%
Shooters World Match Rifle<<locked>>82%51,721 psi88%2674 fps100%
Shooters World Precision<<locked>>86%52,315 psi89%2677 fps100%
Shooters World SW4350<<locked>>94%52,852 psi90%2720 fps97.8%
SNPE Vectan SP 11<<locked>>88%51,822 psi88%2733 fps99.9%
SNPE Vectan SP 7<<locked>>82%52,707 psi90%2690 fps99.1%
SNPE Vectan SP 9<<locked>>82%50,285 psi86%2664 fps99.8%
SNPE Vectan Tubal 3000<<locked>>82%51,996 psi89%2589 fps100%
SNPE Vectan Tubal 5000<<locked>>88%52,359 psi89%2592 fps100%
SNPE Vectan Tubal 7000<<locked>>92%51,837 psi88%2638 fps97.4%
Somchem S335<<locked>>82%51,387 psi87%2585 fps100%
Somchem S341<<locked>>82%52,518 psi89%2687 fps99.9%
Somchem S355<<locked>>88%50,807 psi86%2677 fps99.9%
Somchem S365<<locked>>98%52,939 psi90%2799 fps100%
Somchem S385ᴾ<<locked>>100%52,257 psi89%2736 fps96.9%
Vihtavuori N133<<locked>>82%52,431 psi89%2575 fps100%
Vihtavuori N135<<locked>>84%51,242 psi87%2615 fps100%
Vihtavuori N140<<locked>>84%51,677 psi88%2628 fps100%
Vihtavuori N150<<locked>>90%51,924 psi88%2657 fps100%
Vihtavuori N160<<locked>>94%53,113 psi90%2736 fps99.5%
Vihtavuori N540<<locked>>84%49,908 psi85%2618 fps100%
Vihtavuori N550<<locked>>94%52,446 psi89%2740 fps99.3%
Vihtavuori N555ᴾ<<locked>>100%48,356 psi82%2736 fps99.4%
Winchester 6.5 StaBALL<<locked>>94%53,142 psi90%2713 fps100%
Winchester 760<<locked>>92%51,140 psi87%2746 fps97.4%
Winchester StaBALL HDᴾ<<locked>>100%39,117 psi67%2680 fps99.7%
Winchester StaBALL Match<<locked>>82%50,169 psi85%2671 fps99.9%

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%45,687 psi78%2533 fps100%
Accurate 2700<<locked>>82%47,210 psi80%2566 fps95.6%
Accurate 3100<<locked>>96%39,929 psi68%2520 fps95.5%
Accurate 4064<<locked>>80%43,236 psi74%2533 fps100%
Accurate 4350<<locked>>82%34,287 psi58%2415 fps95.5%
ADI AR 2206H<<locked>>80%48,617 psi83%2638 fps99.7%
ADI AR 2208<<locked>>80%41,336 psi70%2493 fps98.2%
Alliant Power Pro 2000-MR<<locked>>80%44,730 psi76%2680 fps98.8%
Alliant Reloder- TS 15.5<<locked>>80%41,365 psi70%2516 fps99.3%
Alliant Reloder-15<<locked>>80%44,251 psi75%2579 fps98.8%
Alliant Reloder-16<<locked>>82%34,113 psi58%2425 fps95.5%
Alliant Reloder-1746.3 gr80%35,926 psi61%2493 fps97.9%
Alliant Reloder-19<<locked>>98%49,356 psi84%2717 fps95.2%
Alliant Reloder-23<<locked>>88%29,907 psi51%2339 fps95.3%
Alliant Reloder-26<<locked>>92%36,796 psi63%2569 fps95.7%
Baschieri & Pellagri 107<<locked>>80%48,182 psi82%2651 fps99.1%
Bofors RP3<<locked>>80%41,278 psi70%2523 fps99.3%
Bofors RP7<<locked>>86%44,657 psi76%2552 fps95.1%
Hodgdon H380<<locked>>80%41,974 psi71%2530 fps97.3%
Hodgdon H414<<locked>>86%41,916 psi71%2575 fps95%
Hodgdon H4350<<locked>>88%48,414 psi82%2654 fps95.3%
Hodgdon H4895<<locked>>80%49,153 psi84%2651 fps99.9%
Hodgdon Hybrid 100V<<locked>>80%29,617 psi50%2277 fps95.5%
Hodgdon LEVERevolution<<locked>>80%45,469 psi77%2628 fps99.8%
Hodgdon Superformance53.8 gr88%44,179 psi75%2644 fps95%
Hodgdon TrailBoss<<locked>>80%26,861 psi46%1509 fps100%
Hodgdon VARGET<<locked>>80%47,166 psi80%2605 fps99.7%
IMR 3031<<locked>>80%49,255 psi84%2638 fps100%
IMR 4064<<locked>>80%43,410 psi74%2526 fps98.8%
IMR 4166 Enduron<<locked>>80%45,992 psi78%2552 fps96.1%
IMR 4350<<locked>>90%44,991 psi77%2579 fps95.2%
IMR 4451 Enduron<<locked>>84%43,439 psi74%2530 fps95.3%
IMR 4831<<locked>>82%33,199 psi57%2372 fps95.1%
IMR 4895<<locked>>80%45,382 psi77%2608 fps99.4%
Lovex D073.6<<locked>>80%48,457 psi82%2625 fps100%
Lovex S060<<locked>>80%48,167 psi82%2575 fps99.6%
Lovex S062<<locked>>80%43,526 psi74%2530 fps99.7%
Lovex S065<<locked>>82%38,058 psi65%2425 fps95.3%
Lovex S070<<locked>>86%41,118 psi70%2507 fps95%
Norma 201<<locked>>80%47,805 psi81%2595 fps100%
Norma 202<<locked>>80%48,138 psi82%2598 fps100%
Norma 203B<<locked>>80%43,642 psi74%2566 fps99.1%
Norma MRP<<locked>>98%45,411 psi77%2720 fps95.8%
Norma URP<<locked>>82%34,432 psi59%2415 fps95.4%
Ramshot Big Game<<locked>>80%43,482 psi74%2585 fps99%
Ramshot Hunter<<locked>>88%40,828 psi70%2562 fps95.6%
ReloadSwiss RS 14<<locked>>80%27,311 psi46%1545 fps100%
ReloadSwiss RS 50<<locked>>80%42,177 psi72%2513 fps95.8%
ReloadSwiss RS 52<<locked>>80%47,340 psi81%2690 fps99.3%
ReloadSwiss RS 60<<locked>>80%38,218 psi65%2559 fps99.9%
ReloadSwiss RS 62<<locked>>84%36,376 psi62%2484 fps95.8%
ReloadSwiss RS 7050.5 gr86%38,580 psi66%2549 fps95.9%
Rottweil R 902<<locked>>80%45,324 psi77%2546 fps99.8%
Rottweil R 903<<locked>>80%38,783 psi66%2467 fps98.7%
Rottweil R 905<<locked>>98%47,892 psi82%2694 fps95%
Rottweil R 907<<locked>>86%44,657 psi76%2552 fps95.1%
Shooters World Long Rifle<<locked>>82%38,058 psi65%2425 fps95.3%
Shooters World Match Rifle<<locked>>80%48,457 psi82%2625 fps100%
Shooters World Precision<<locked>>80%43,526 psi74%2530 fps99.7%
Shooters World SW4350<<locked>>86%41,118 psi70%2507 fps95%
SNPE Vectan SP 11<<locked>>80%39,943 psi68%2520 fps98.4%
SNPE Vectan SP 7<<locked>>80%49,182 psi84%2635 fps98.7%
SNPE Vectan SP 9<<locked>>80%47,268 psi80%2612 fps99.5%
SNPE Vectan Tubal 3000<<locked>>80%48,718 psi83%2539 fps100%
SNPE Vectan Tubal 5000<<locked>>80%40,843 psi70%2411 fps100%
SNPE Vectan Tubal 7000<<locked>>86%42,525 psi72%2477 fps95.2%
Somchem S335<<locked>>80%48,573 psi83%2543 fps100%
Somchem S341<<locked>>80%49,052 psi84%2631 fps99.7%
Somchem S355<<locked>>80%39,610 psi67%2474 fps98.7%
Somchem S365<<locked>>80%29,037 psi49%2316 fps96.8%
Somchem S385<<locked>>96%45,643 psi78%2625 fps95.3%
Vihtavuori N133<<locked>>80%49,168 psi84%2530 fps100%
Vihtavuori N135<<locked>>80%45,136 psi77%2523 fps100%
Vihtavuori N140<<locked>>80%45,498 psi77%2533 fps100%
Vihtavuori N150<<locked>>80%37,521 psi64%2408 fps99.3%
Vihtavuori N160<<locked>>80%33,591 psi57%2365 fps95%
Vihtavuori N540<<locked>>80%44,019 psi75%2523 fps100%
Vihtavuori N550<<locked>>82%35,404 psi60%2418 fps95.4%
Vihtavuori N555<<locked>>88%32,518 psi55%2411 fps95.5%
Winchester 6.5 StaBALL<<locked>>80%33,243 psi57%2343 fps97.3%
Winchester 760<<locked>>86%41,916 psi71%2575 fps95%
Winchester StaBALL HD<<locked>>92%30,037 psi51%2418 fps96%
Winchester StaBALL Match<<locked>>80%46,818 psi80%2615 fps99.7%

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 83 powders for 7 mm Exp. Rem. loaded with the .284 | 150gr | Nosler Partition. Alliant Reloder-26 delivers the highest muzzle velocity at 2,828 fps; across all powders the maximum-charge window runs from 1,690 fps to 2,828 fps. Accurate 3100 gives the best case fill at 100 %, and 83 of the 83 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 150.0 gr projectile in 0.284" calls for a 1:11.5 twist; slower twists will usually not stabilise this weight. Accurate 3100, Alliant Reloder-19, Alliant Reloder-23 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 70, Hodgdon Superformance, Alliant Reloder-17 rank at the top here: for 7 mm Exp. Rem. with the .284 | 150gr | Nosler Partition 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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