Load data for 7 x 65 R Brenneke + .284 | 140gr | Speer TBBC

7 x 65 R Brenneke cartridge drawing
Speer logo

Load Specifications

Bullet Manufacturer:Speer
Bullet Weight:140 gr
Bullet Diameter:0.284"
Bullet Length:<<locked>>
Case Length (l3):2.56"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:66 Grains of Water
Primer Size:Large Rifle (LR)
Barrel Length:23.62"
Max. allowed Pressure:55,114 psi
Recommended Twist Rate:1:12.0

Load data in caliber 7 x 65 R Brenneke with .284 | 140gr | Speer TBBC bullet and 73 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are ReloadSwiss RS 70, ReloadSwiss RS 60 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: 23.62"

PowderChargeFRMaxP%V(0)z
Accurate 2495<<locked>>84%47,993 psi87%2694 fps100%
Accurate 4064<<locked>>86%48,327 psi88%2740 fps100%
Accurate 4350<<locked>>94%47,442 psi86%2802 fps98.6%
ADI AR 2206H<<locked>>82%48,472 psi88%2756 fps99.5%
ADI AR 2208<<locked>>88%49,676 psi90%2762 fps99.2%
Alliant Power Pro 2000-MR<<locked>>84%47,703 psi87%2861 fps99.1%
Alliant Reloder- TS 15.5<<locked>>88%49,545 psi90%2785 fps99.9%
Alliant Reloder-15<<locked>>84%46,905 psi85%2746 fps99%
Alliant Reloder-16<<locked>>96%49,037 psi89%2861 fps99.2%
Alliant Reloder-17<<locked>>90%46,470 psi84%2838 fps99.7%
Alliant Reloder-23ᴾ<<locked>>100%39,987 psi73%2703 fps98.7%
Alliant Reloder-26ᴾ<<locked>>100%44,686 psi81%2864 fps97.9%
Baschieri & Pellagri 107<<locked>>82%47,950 psi87%2766 fps98.8%
Bofors RP3<<locked>>88%49,850 psi90%2799 fps99.9%
Hodgdon BL-C2<<locked>>82%49,850 psi90%2789 fps100%
Hodgdon H380<<locked>>86%47,500 psi86%2749 fps98.2%
Hodgdon H414<<locked>>90%48,138 psi87%2815 fps96.3%
Hodgdon H4895<<locked>>82%48,921 psi89%2769 fps99.7%
Hodgdon Hybrid 100V<<locked>>98%48,530 psi88%2792 fps99.7%
Hodgdon LEVERevolution<<locked>>86%48,356 psi88%2802 fps99.9%
Hodgdon TrailBossᴾ<<locked>>100%35,636 psi65%1752 fps100%
Hodgdon VARGET<<locked>>86%49,313 psi89%2759 fps99.8%
IMR 3031<<locked>>84%47,819 psi87%2743 fps100%
IMR 4064<<locked>>88%48,428 psi88%2733 fps99.2%
IMR 4166 Enduron<<locked>>88%48,240 psi88%2707 fps96.2%
IMR 4451 Enduron<<locked>>90%48,979 psi89%2746 fps96.3%
IMR 4831ᴾ<<locked>>100%49,037 psi89%2812 fps98.9%
IMR 4895<<locked>>84%48,037 psi87%2779 fps99.5%
Lovex D073.6<<locked>>82%48,037 psi87%2740 fps100%
Lovex S060<<locked>>82%48,240 psi88%2690 fps99.5%
Lovex S062<<locked>>86%48,921 psi89%2743 fps99.9%
Lovex S065<<locked>>92%48,254 psi88%2740 fps97.6%
Lovex S070<<locked>>94%49,211 psi89%2776 fps96.7%
Norma 201<<locked>>82%47,601 psi86%2710 fps99.9%
Norma 202<<locked>>82%47,863 psi87%2713 fps100%
Norma 203B<<locked>>86%49,255 psi89%2792 fps99.6%
Norma URP<<locked>>94%47,137 psi86%2795 fps98.5%
Ramshot Big Game<<locked>>86%49,356 psi90%2808 fps99.5%
Ramshot Hunter<<locked>>96%49,110 psi89%2841 fps97.4%
ReloadSwiss RS 14ᴾ<<locked>>100%35,984 psi65%1791 fps100%
ReloadSwiss RS 50<<locked>>86%47,935 psi87%2733 fps96.8%
ReloadSwiss RS 52<<locked>>82%46,760 psi85%2805 fps99%
ReloadSwiss RS 60<<locked>>90%49,530 psi90%2897 fps100%
ReloadSwiss RS 62<<locked>>94%47,021 psi85%2818 fps98.3%
ReloadSwiss RS 70<<locked>>94%46,804 psi85%2838 fps97.9%
Rottweil R 902<<locked>>84%48,124 psi87%2713 fps99.9%
Rottweil R 903<<locked>>90%49,748 psi90%2789 fps99.9%
Shooters World Long Rifle<<locked>>92%48,254 psi88%2740 fps97.6%
Shooters World Match Rifle<<locked>>82%48,037 psi87%2740 fps100%
Shooters World Precision<<locked>>86%48,921 psi89%2743 fps99.9%
Shooters World SW4350<<locked>>94%49,211 psi89%2776 fps96.7%
SNPE Vectan SP 11<<locked>>88%47,993 psi87%2792 fps99.4%
SNPE Vectan SP 7<<locked>>82%49,342 psi90%2753 fps98.4%
SNPE Vectan SP 9<<locked>>82%47,094 psi85%2730 fps99.3%
SNPE Vectan Tubal 3000<<locked>>82%48,791 psi89%2657 fps100%
SNPE Vectan Tubal 5000<<locked>>88%49,124 psi89%2661 fps100%
SNPE Vectan Tubal 7000<<locked>>92%48,124 psi87%2687 fps96.2%
Somchem S335<<locked>>82%48,530 psi88%2657 fps100%
Somchem S341<<locked>>82%48,863 psi89%2746 fps99.5%
Somchem S355<<locked>>88%47,123 psi86%2736 fps99.6%
Somchem S365<<locked>>98%48,240 psi88%2854 fps100%
Unknown powder<<locked>>92%47,863 psi87%2799 fps98.1%
Vihtavuori N133<<locked>>84%48,921 psi89%2648 fps100%
Vihtavuori N135<<locked>>84%47,601 psi86%2684 fps100%
Vihtavuori N140<<locked>>84%47,616 psi86%2687 fps100%
Vihtavuori N150<<locked>>94%48,298 psi88%2726 fps100%
Vihtavuori N160<<locked>>92%48,153 psi87%2772 fps98.6%
Vihtavuori N540<<locked>>84%47,369 psi86%2710 fps100%
Vihtavuori N550<<locked>>92%48,617 psi88%2818 fps98.6%
Vihtavuori N555ᴾ<<locked>>100%43,830 psi80%2782 fps98.6%
Winchester 6.5 StaBALL<<locked>>94%49,385 psi90%2772 fps99.9%
Winchester 760<<locked>>90%48,138 psi87%2815 fps96.3%
Winchester StaBALL HDᴾ<<locked>>100%35,708 psi65%2700 fps98.4%

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

Start Load - Barrel Length: 23.62"

PowderChargeFRMaxP%V(0)z
Accurate 2495<<locked>>80%42,163 psi77%2595 fps100%
Accurate 4064<<locked>>80%39,871 psi72%2589 fps100%
Accurate 4350<<locked>>86%35,998 psi65%2572 fps95.7%
ADI AR 2206H<<locked>>80%45,687 psi83%2707 fps99.1%
ADI AR 2208<<locked>>80%38,754 psi70%2552 fps97.2%
Alliant Power Pro 2000-MR<<locked>>80%41,597 psi75%2736 fps97.8%
Alliant Reloder- TS 15.5<<locked>>80%38,334 psi70%2572 fps98.5%
Alliant Reloder-15<<locked>>80%41,365 psi75%2641 fps98%
Alliant Reloder-16<<locked>>86%36,085 psi65%2585 fps95.8%
Alliant Reloder-1745.3 gr80%33,286 psi60%2543 fps96.6%
Alliant Reloder-23<<locked>>92%31,096 psi56%2480 fps95.4%
Alliant Reloder-26<<locked>>96%38,841 psi70%2733 fps96.1%
Baschieri & Pellagri 107<<locked>>80%44,715 psi81%2707 fps98.2%
Bofors RP3<<locked>>80%38,116 psi69%2579 fps98.6%
Hodgdon BL-C2<<locked>>80%46,702 psi85%2736 fps100%
Hodgdon H380<<locked>>80%38,957 psi71%2582 fps96.1%
Hodgdon H414<<locked>>88%45,049 psi82%2756 fps95.5%
Hodgdon H4895<<locked>>80%46,093 psi84%2717 fps99.5%
Hodgdon Hybrid 100V<<locked>>84%31,009 psi56%2425 fps95.7%
Hodgdon LEVERevolution<<locked>>80%39,595 psi72%2638 fps98.9%
Hodgdon TrailBoss<<locked>>80%26,397 psi48%1562 fps100%
Hodgdon VARGET<<locked>>80%40,785 psi74%2602 fps98.7%
IMR 3031<<locked>>80%41,872 psi76%2641 fps100%
IMR 4064<<locked>>80%38,101 psi69%2533 fps97.3%
IMR 4166 Enduron<<locked>>86%45,295 psi82%2651 fps95.5%
IMR 4451 Enduron<<locked>>88%45,992 psi83%2690 fps95.5%
IMR 4831<<locked>>90%35,723 psi65%2549 fps95.7%
IMR 4895<<locked>>80%42,366 psi77%2671 fps98.7%
Lovex D073.6<<locked>>80%44,933 psi82%2687 fps100%
Lovex S060<<locked>>80%45,542 psi83%2641 fps99.1%
Lovex S062<<locked>>80%40,698 psi74%2592 fps99.2%
Lovex S065<<locked>>86%40,277 psi73%2585 fps95.5%
Lovex S070<<locked>>90%43,250 psi78%2664 fps95.2%
Norma 201<<locked>>80%44,628 psi81%2657 fps99.7%
Norma 202<<locked>>80%44,817 psi81%2664 fps100%
Norma 203B<<locked>>80%40,756 psi74%2628 fps98.3%
Norma URP<<locked>>86%36,260 psi66%2572 fps95.7%
Ramshot Big Game<<locked>>80%40,277 psi73%2641 fps98.1%
Ramshot Hunter<<locked>>90%40,205 psi73%2664 fps95%
ReloadSwiss RS 14<<locked>>80%26,789 psi49%1601 fps100%
ReloadSwiss RS 50<<locked>>82%41,974 psi76%2621 fps95.2%
ReloadSwiss RS 52<<locked>>80%43,656 psi79%2746 fps98.4%
ReloadSwiss RS 6045.3 gr80%35,433 psi64%2608 fps99.4%
ReloadSwiss RS 62<<locked>>86%35,708 psi65%2585 fps95.2%
ReloadSwiss RS 7050.6 gr88%38,377 psi70%2654 fps95.3%
Rottweil R 902<<locked>>80%42,482 psi77%2608 fps99.4%
Rottweil R 903<<locked>>80%35,940 psi65%2523 fps97.8%
Shooters World Long Rifle<<locked>>86%40,277 psi73%2585 fps95.5%
Shooters World Match Rifle<<locked>>80%44,933 psi82%2687 fps100%
Shooters World Precision<<locked>>80%40,698 psi74%2592 fps99.2%
Shooters World SW4350<<locked>>90%43,250 psi78%2664 fps95.2%
SNPE Vectan SP 11<<locked>>80%36,883 psi67%2572 fps97.3%
SNPE Vectan SP 7<<locked>>80%45,948 psi83%2694 fps97.8%
SNPE Vectan SP 9<<locked>>80%44,150 psi80%2674 fps98.9%
SNPE Vectan Tubal 3000<<locked>>80%45,890 psi83%2608 fps100%
SNPE Vectan Tubal 5000<<locked>>80%38,290 psi69%2474 fps100%
SNPE Vectan Tubal 7000<<locked>>90%45,324 psi82%2638 fps95.5%
Somchem S335<<locked>>80%45,513 psi83%2612 fps100%
Somchem S341<<locked>>80%45,571 psi83%2687 fps99.1%
Somchem S355<<locked>>80%36,695 psi67%2530 fps97.8%
Somchem S365<<locked>>80%26,643 psi48%2352 fps95%
Unknown powder<<locked>>84%36,869 psi67%2575 fps95.1%
Vihtavuori N133<<locked>>80%43,352 psi79%2559 fps100%
Vihtavuori N135<<locked>>80%42,018 psi76%2592 fps100%
Vihtavuori N140<<locked>>80%42,032 psi76%2592 fps100%
Vihtavuori N150<<locked>>80%31,314 psi57%2382 fps97.5%
Vihtavuori N160<<locked>>84%36,840 psi67%2549 fps95.8%
Vihtavuori N540<<locked>>80%41,626 psi76%2608 fps100%
Vihtavuori N550<<locked>>82%35,041 psi64%2539 fps95%
Vihtavuori N555<<locked>>92%33,721 psi61%2562 fps95.6%
Winchester 6.5 StaBALL<<locked>>80%30,864 psi56%2385 fps95.8%
Winchester 760<<locked>>88%45,049 psi82%2756 fps95.5%
Winchester StaBALL HD<<locked>>96%31,430 psi57%2569 fps96.2%

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 73 powders for 7 x 65 R Brenneke loaded with the .284 | 140gr | Speer TBBC. ReloadSwiss RS 60 delivers the highest muzzle velocity at 2,897 fps; across all powders the maximum-charge window runs from 1,752 fps to 2,897 fps. Alliant Reloder-23 gives the best case fill at 100 %, and 73 of the 73 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (380 MPa), the top charges use 65–90 %, leaving at least 10 % headroom. The 140.0 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 70, ReloadSwiss RS 60, Alliant Reloder-17 rank at the top here: for 7 x 65 R Brenneke with the .284 | 140gr | Speer TBBC 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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