Load data for 7 mm-08 Rem. + .284 | 148gr | TWENTY-NINE ERTP

7 mm-08 Rem. cartridge drawing
TWENTY-NINE logo

Load Specifications

Bullet Manufacturer:TWENTY-NINE
Bullet Weight:148 gr
Bullet Diameter:0.284"
Bullet Length:<<locked>>
Case Length (l3):2.035"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:55 Grains of Water
Primer Size:Large Rifle (LR)
Barrel Length:24"
Max. allowed Pressure:60,191 psi
Recommended Twist Rate:1:9.0

Load data in caliber 7 mm-08 Rem. with .284 | 148gr | TWENTY-NINE ERTP bullet and 91 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are Alliant Power Pro 2000-MR, ReloadSwiss RS 52 and Hodgdon CFE223.

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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You can find more information in our FAQ: How can I use the Personalized Load Calculator?

Max Load - Barrel Length: 24"

PowderChargeFRMaxP%V(0)z
Accurate 2015<<locked>>90%53,359 psi89%2559 fps100%
Accurate 2200<<locked>>82%53,447 psi89%2638 fps98.6%
Accurate 2230<<locked>>82%54,128 psi90%2648 fps99%
Accurate 2460<<locked>>86%51,779 psi86%2582 fps100%
Accurate 2495<<locked>>96%53,171 psi88%2612 fps100%
Accurate 2520<<locked>>90%52,750 psi88%2631 fps100%
Accurate 4064<<locked>>98%52,736 psi88%2648 fps100%
Accurate 4350ᴾ<<locked>>100%41,727 psi69%2539 fps96.1%
Accurate LT-30<<locked>>84%53,795 psi89%2510 fps100%
Accurate LT-32<<locked>>84%54,215 psi90%2533 fps100%
ADI AR 2206H<<locked>>92%51,938 psi86%2631 fps99.1%
ADI AR 2208<<locked>>98%52,982 psi88%2625 fps98.7%
ADI AR 2219<<locked>>84%53,621 psi89%2618 fps100%
ADI Benchmark 8208<<locked>>90%51,459 psi85%2595 fps99.6%
Alliant AR-Comp<<locked>>92%54,012 psi90%2625 fps100%
Alliant Power Pro 1200-R<<locked>>86%52,721 psi88%2690 fps99.5%
Alliant Power Pro 2000-MR<<locked>>94%51,184 psi85%2723 fps98.4%
Alliant Reloder- TS 15.5<<locked>>98%51,750 psi86%2644 fps99.6%
Alliant Reloder-10x<<locked>>86%53,447 psi89%2569 fps100%
Alliant Reloder-15<<locked>>96%53,040 psi88%2667 fps98.9%
Alliant Reloder-16ᴾ<<locked>>100%42,641 psi71%2546 fps96.1%
Alliant Reloder-17ᴾ<<locked>>100%48,791 psi81%2690 fps99.1%
Baschieri & Pellagri 106<<locked>>84%52,576 psi87%2510 fps100%
Baschieri & Pellagri 107<<locked>>92%51,721 psi86%2648 fps98.2%
Bofors RP3<<locked>>98%51,967 psi86%2661 fps99.6%
Hodgdon Benchmark<<locked>>90%54,056 psi90%2585 fps99.9%
Hodgdon BL-C2<<locked>>92%53,534 psi89%2674 fps99.9%
Hodgdon CFE223<<locked>>88%51,358 psi85%2700 fps98.7%
Hodgdon H322<<locked>>86%52,286 psi87%2602 fps100%
Hodgdon H335<<locked>>86%53,287 psi89%2628 fps100%
Hodgdon H380<<locked>>98%53,737 psi89%2667 fps97.9%
Hodgdon H4895<<locked>>92%52,359 psi87%2644 fps99.4%
Hodgdon Hybrid 100Vᴾ<<locked>>100%39,001 psi65%2444 fps96.9%
Hodgdon LEVERevolution<<locked>>96%54,288 psi90%2720 fps99.8%
Hodgdon TrailBossᴾ<<locked>>100%34,447 psi57%1568 fps100%
Hodgdon VARGET<<locked>>94%53,940 psi90%2648 fps99.5%
IMR 3031<<locked>>92%51,387 psi85%2638 fps100%
IMR 4064<<locked>>96%52,446 psi87%2612 fps98.8%
IMR 4198<<locked>>86%54,128 psi90%2533 fps100%
IMR 4895<<locked>>96%54,288 psi90%2700 fps99.4%
IMR 8208 XBR<<locked>>90%51,459 psi85%2595 fps99.6%
Lovex D073.5<<locked>>86%51,677 psi86%2589 fps99.9%
Lovex D073.6<<locked>>94%54,186 psi90%2661 fps100%
Lovex S060<<locked>>92%52,634 psi87%2569 fps99.1%
Lovex S062<<locked>>96%51,706 psi86%2612 fps99.7%
Lovex S065ᴾ<<locked>>100%47,747 psi79%2546 fps95.8%
Norma 200<<locked>>82%53,272 psi89%2539 fps100%
Norma 201<<locked>>94%54,056 psi90%2631 fps99.8%
Norma 202<<locked>>94%54,288 psi90%2638 fps100%
Norma 203B<<locked>>96%52,127 psi87%2657 fps99.1%
Norma URPᴾ<<locked>>100%42,322 psi70%2536 fps96%
Ramshot Big Game<<locked>>96%52,286 psi87%2677 fps99%
Ramshot TAC<<locked>>90%52,272 psi87%2605 fps97%
Ramshot Wild Boar<<locked>>90%50,879 psi85%2621 fps98.9%
Ramshot X-Terminator<<locked>>88%52,968 psi88%2598 fps99%
ReloadSwiss RS 14ᴾ<<locked>>100%34,490 psi57%1601 fps100%
ReloadSwiss RS 40<<locked>>86%51,445 psi85%2585 fps100%
ReloadSwiss RS 50<<locked>>96%51,227 psi85%2598 fps95.8%
ReloadSwiss RS 52<<locked>>94%52,373 psi87%2723 fps98.8%
ReloadSwiss RS 60ᴾ<<locked>>100%52,127 psi87%2753 fps100%
Rottweil R 901<<locked>>90%52,025 psi86%2575 fps100%
Rottweil R 902<<locked>>94%51,285 psi85%2582 fps99.6%
Rottweil R 903ᴾ<<locked>>100%51,416 psi85%2644 fps99.4%
Shooters World Long Rifleᴾ<<locked>>100%47,747 psi79%2546 fps95.8%
Shooters World Match Rifle<<locked>>94%54,186 psi90%2661 fps100%
Shooters World Precision<<locked>>96%51,706 psi86%2612 fps99.7%
Shooters World Tactical Rifle<<locked>>84%51,271 psi85%2552 fps99.4%
SNPE Vectan SP 10<<locked>>84%53,896 psi90%2628 fps100%
SNPE Vectan SP 11ᴾ<<locked>>100%53,708 psi89%2707 fps99.2%
SNPE Vectan SP 3<<locked>>86%54,041 psi90%2582 fps100%
SNPE Vectan SP 7<<locked>>92%53,258 psi88%2625 fps97.7%
SNPE Vectan SP 9<<locked>>94%53,853 psi89%2654 fps99.2%
SNPE Vectan Tubal 3000<<locked>>92%53,258 psi88%2539 fps100%
SNPE Vectan Tubal 5000<<locked>>98%52,518 psi87%2536 fps100%
Somchem S321<<locked>>88%52,504 psi87%2628 fps99.8%
Somchem S335<<locked>>92%52,083 psi87%2539 fps100%
Somchem S341<<locked>>92%52,895 psi88%2628 fps99.1%
Somchem S355ᴾ<<locked>>100%52,489 psi87%2648 fps99.4%
Somchem S365ᴾ<<locked>>100%37,521 psi62%2484 fps98%
Vihtavuori N130<<locked>>88%53,258 psi88%2516 fps100%
Vihtavuori N133<<locked>>92%53,040 psi88%2530 fps100%
Vihtavuori N135<<locked>>96%53,374 psi89%2605 fps100%
Vihtavuori N140<<locked>>94%51,372 psi85%2572 fps100%
Vihtavuori N150ᴾ<<locked>>100%50,546 psi84%2585 fps99.8%
Vihtavuori N160ᴾ<<locked>>100%44,875 psi75%2543 fps96.5%
Vihtavuori N530<<locked>>90%51,953 psi86%2595 fps99.7%
Vihtavuori N540<<locked>>96%53,055 psi88%2618 fps100%
Vihtavuori N550ᴾ<<locked>>100%43,497 psi72%2543 fps96%
Winchester 6.5 StaBALLᴾ<<locked>>100%46,035 psi76%2530 fps98.5%
Winchester 748<<locked>>90%50,749 psi84%2635 fps99.9%
Winchester StaBALL Match<<locked>>94%53,272 psi89%2661 fps99.5%

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

Start Load - Barrel Length: 24"

PowderChargeFRMaxP%V(0)z
Accurate 2015<<locked>>80%39,044 psi65%2346 fps100%
Accurate 2200<<locked>>80%50,125 psi83%2589 fps98.2%
Accurate 2230<<locked>>80%50,763 psi84%2602 fps98.6%
Accurate 2460<<locked>>80%42,177 psi70%2434 fps99.7%
Accurate 2495<<locked>>80%31,502 psi52%2257 fps99.9%
Accurate 2520<<locked>>80%37,608 psi62%2388 fps99%
Accurate 4064<<locked>>80%29,805 psi50%2238 fps98.1%
Accurate 4350<<locked>>98%38,928 psi65%2487 fps95.2%
Accurate LT-30<<locked>>80%47,471 psi79%2425 fps100%
Accurate LT-32<<locked>>80%47,848 psi79%2441 fps99.9%
ADI AR 2206H<<locked>>80%35,795 psi59%2339 fps95.6%
ADI AR 2208<<locked>>86%36,796 psi61%2346 fps95%
ADI AR 2219<<locked>>80%47,108 psi78%2526 fps100%
ADI Benchmark 8208<<locked>>80%37,753 psi63%2359 fps97.5%
Alliant AR-Comp<<locked>>80%36,492 psi61%2372 fps100%
Alliant Power Pro 1200-R<<locked>>80%43,366 psi72%2536 fps98.3%
Alliant Power Pro 2000-MR36.9 gr86%39,334 psi65%2500 fps95.3%
Alliant Reloder- TS 15.5<<locked>>82%31,343 psi52%2267 fps95.2%
Alliant Reloder-10x<<locked>>80%44,440 psi74%2441 fps100%
Alliant Reloder-15<<locked>>84%36,143 psi60%2369 fps95.1%
Alliant Reloder-16<<locked>>98%40,118 psi67%2493 fps95.3%
Alliant Reloder-17<<locked>>90%35,288 psi59%2421 fps95.5%
Baschieri & Pellagri 106<<locked>>80%46,412 psi77%2425 fps100%
Baschieri & Pellagri 107<<locked>>84%39,552 psi66%2438 fps95.5%
Bofors RP3<<locked>>82%30,560 psi51%2264 fps95%
Hodgdon Benchmark<<locked>>80%39,943 psi66%2359 fps98.5%
Hodgdon BL-C2<<locked>>80%35,563 psi59%2369 fps97.6%
Hodgdon CFE22335.1 gr80%39,073 psi65%2480 fps96%
Hodgdon H322<<locked>>80%43,076 psi72%2464 fps100%
Hodgdon H335<<locked>>80%43,497 psi72%2480 fps99.9%
Hodgdon H380<<locked>>90%41,307 psi69%2464 fps95.2%
Hodgdon H4895<<locked>>80%36,027 psi60%2352 fps96.4%
Hodgdon Hybrid 100V<<locked>>96%34,418 psi57%2346 fps95.3%
Hodgdon LEVERevolution<<locked>>80%32,256 psi54%2316 fps95.4%
Hodgdon TrailBoss<<locked>>80%25,614 psi43%1401 fps100%
Hodgdon VARGET<<locked>>80%34,795 psi58%2310 fps95.8%
IMR 3031<<locked>>80%34,635 psi58%2362 fps99.8%
IMR 4064<<locked>>84%36,187 psi60%2326 fps95.2%
IMR 4198<<locked>>80%45,295 psi75%2411 fps100%
IMR 4895<<locked>>82%34,693 psi58%2349 fps95.4%
IMR 8208 XBR<<locked>>80%37,753 psi63%2359 fps97.5%
Lovex D073.5<<locked>>80%42,148 psi70%2438 fps99.2%
Lovex D073.6<<locked>>80%33,852 psi56%2323 fps98.2%
Lovex S060<<locked>>80%36,767 psi61%2293 fps95.9%
Lovex S062<<locked>>80%31,560 psi52%2241 fps95.7%
Lovex S065<<locked>>98%44,846 psi75%2497 fps95.1%
Norma 200<<locked>>80%50,009 psi83%2497 fps100%
Norma 201<<locked>>80%35,157 psi58%2303 fps96.9%
Norma 202<<locked>>80%35,099 psi58%2323 fps99%
Norma 203B<<locked>>84%35,476 psi59%2359 fps95.6%
Norma URP<<locked>>98%39,697 psi66%2487 fps95.2%
Ramshot Big Game<<locked>>84%35,056 psi58%2365 fps95%
Ramshot TAC<<locked>>86%45,672 psi76%2500 fps95.5%
Ramshot Wild Boar<<locked>>80%36,521 psi61%2369 fps95.8%
Ramshot X-Terminator<<locked>>80%41,046 psi68%2402 fps96.9%
ReloadSwiss RS 14<<locked>>80%25,744 psi43%1434 fps100%
ReloadSwiss RS 40<<locked>>80%42,293 psi70%2441 fps99.4%
ReloadSwiss RS 50<<locked>>94%48,182 psi80%2549 fps95%
ReloadSwiss RS 5234.9 gr84%37,246 psi62%2454 fps95.4%
ReloadSwiss RS 60<<locked>>82%29,080 psi48%2267 fps95.3%
Rottweil R 901<<locked>>80%38,827 psi65%2359 fps99.3%
Rottweil R 902<<locked>>80%33,591 psi56%2264 fps96.4%
Rottweil R 903<<locked>>86%32,808 psi55%2310 fps95.5%
Shooters World Long Rifle<<locked>>98%44,846 psi75%2497 fps95.1%
Shooters World Match Rifle<<locked>>80%33,852 psi56%2323 fps98.2%
Shooters World Precision<<locked>>80%31,560 psi52%2241 fps95.7%
Shooters World Tactical Rifle<<locked>>80%44,831 psi74%2454 fps98.7%
SNPE Vectan SP 10<<locked>>80%47,311 psi79%2533 fps100%
SNPE Vectan SP 11<<locked>>88%36,564 psi61%2405 fps95.7%
SNPE Vectan SP 3<<locked>>80%45,194 psi75%2457 fps100%
SNPE Vectan SP 7<<locked>>86%43,729 psi73%2477 fps95.7%
SNPE Vectan SP 9<<locked>>80%34,490 psi57%2313 fps95.1%
SNPE Vectan Tubal 3000<<locked>>80%37,072 psi62%2283 fps99.2%
SNPE Vectan Tubal 5000<<locked>>80%30,269 psi50%2159 fps98.6%
Somchem S321<<locked>>80%40,422 psi67%2431 fps98.4%
Somchem S335<<locked>>80%36,332 psi60%2287 fps99.6%
Somchem S341<<locked>>80%35,273 psi59%2323 fps95.3%
Somchem S355<<locked>>86%33,997 psi56%2320 fps95.6%
Somchem S365<<locked>>94%31,183 psi52%2333 fps95.7%
Vihtavuori N130<<locked>>80%42,090 psi70%2359 fps100%
Vihtavuori N133<<locked>>80%37,086 psi62%2290 fps100%
Vihtavuori N135<<locked>>80%32,227 psi54%2264 fps99.9%
Vihtavuori N140<<locked>>80%33,214 psi55%2264 fps98.8%
Vihtavuori N150<<locked>>82%28,485 psi47%2172 fps95%
Vihtavuori N160<<locked>>98%42,119 psi70%2493 fps95.7%
Vihtavuori N530<<locked>>80%37,710 psi63%2356 fps97.6%
Vihtavuori N540<<locked>>80%31,792 psi53%2247 fps98%
Vihtavuori N550<<locked>>98%40,843 psi68%2493 fps95.3%
Winchester 6.5 StaBALL<<locked>>92%35,679 psi59%2333 fps95.8%
Winchester 748<<locked>>80%36,260 psi60%2385 fps98.1%
Winchester StaBALL Match<<locked>>80%33,533 psi56%2313 fps95.5%

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 91 powders for 7 mm-08 Rem. loaded with the .284 | 148gr | TWENTY-NINE ERTP. ReloadSwiss RS 60 delivers the highest muzzle velocity at 2,753 fps; across all powders the maximum-charge window runs from 1,568 fps to 2,753 fps. Accurate 4350 gives the best case fill at 100 %, and 91 of the 91 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (415 MPa), the top charges use 57–90 %, leaving at least 10 % headroom. The 148.0 gr projectile in 0.284" calls for a 1:9.0 twist; slower twists will usually not stabilise this weight. Accurate 4350, Alliant Reloder-16, Alliant Reloder-17 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. Alliant Power Pro 2000-MR, ReloadSwiss RS 52, Hodgdon CFE223 rank at the top here: for 7 mm-08 Rem. with the .284 | 148gr | TWENTY-NINE ERTP 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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