
Load Specifications
Load data in caliber .300 CR with .308 | 165gr | Norma ORYX bullet and 88 powders. The key underlying parameters are shown in the table above.
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"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 1680 | <<locked>> | 82% | 53,621 psi | 86% | 2500 fps | 100% |
| Accurate 2015 | <<locked>> | 96% | 56,115 psi | 90% | 2605 fps | 100% |
| Accurate 2200 | <<locked>> | 86% | 54,331 psi | 87% | 2644 fps | 97.6% |
| Accurate 2230 | <<locked>> | 86% | 54,969 psi | 88% | 2657 fps | 98% |
| Accurate 2460 | <<locked>> | 92% | 55,230 psi | 89% | 2631 fps | 100% |
| Accurate 2495ᴾ | <<locked>> | 100% | 51,822 psi | 83% | 2608 fps | 100% |
| Accurate 2520 | <<locked>> | 96% | 55,782 psi | 89% | 2677 fps | 100% |
| Accurate 4064ᴾ | <<locked>> | 100% | 48,037 psi | 77% | 2592 fps | 99.9% |
| Accurate LT-30 | <<locked>> | 88% | 54,737 psi | 88% | 2526 fps | 100% |
| Accurate LT-32 | <<locked>> | 88% | 55,201 psi | 89% | 2543 fps | 99.9% |
| ADI AR 2206H | <<locked>> | 98% | 55,303 psi | 89% | 2677 fps | 98.5% |
| ADI AR 2207 | <<locked>> | 86% | 55,434 psi | 89% | 2546 fps | 100% |
| ADI AR 2208ᴾ | <<locked>> | 100% | 49,748 psi | 80% | 2572 fps | 96.9% |
| ADI AR 2219 | <<locked>> | 88% | 53,940 psi | 86% | 2631 fps | 100% |
| ADI Benchmark 8208 | <<locked>> | 96% | 54,868 psi | 88% | 2641 fps | 99.3% |
| Alliant AR-Comp | <<locked>> | 96% | 53,113 psi | 85% | 2635 fps | 100% |
| Alliant Power Pro 1200-R | <<locked>> | 92% | 56,028 psi | 90% | 2740 fps | 99.1% |
| Alliant Power Pro 2000-MRᴾ | <<locked>> | 100% | 54,926 psi | 88% | 2762 fps | 97.5% |
| Alliant Reloder- TS 15.5ᴾ | <<locked>> | 100% | 47,688 psi | 76% | 2585 fps | 98.2% |
| Alliant Reloder-10x | <<locked>> | 90% | 53,447 psi | 86% | 2579 fps | 100% |
| Alliant Reloder-15ᴾ | <<locked>> | 100% | 52,098 psi | 84% | 2651 fps | 97.6% |
| Alliant Reloder-17ᴾ | <<locked>> | 100% | 42,525 psi | 68% | 2559 fps | 96.1% |
| Alliant Reloder-7 | <<locked>> | 84% | 53,548 psi | 86% | 2523 fps | 100% |
| Baschieri & Pellagri 106 | <<locked>> | 88% | 53,171 psi | 85% | 2523 fps | 100% |
| Baschieri & Pellagri 107 | <<locked>> | 98% | 54,679 psi | 88% | 2680 fps | 97.4% |
| Bofors RP3ᴾ | <<locked>> | 100% | 47,514 psi | 76% | 2595 fps | 98.2% |
| Hodgdon Benchmark | <<locked>> | 94% | 54,244 psi | 87% | 2589 fps | 99.5% |
| Hodgdon BL-C2 | <<locked>> | 96% | 52,939 psi | 85% | 2667 fps | 99.5% |
| Hodgdon CFE223 | <<locked>> | 94% | 54,984 psi | 88% | 2749 fps | 98.1% |
| Hodgdon H322 | <<locked>> | 92% | 55,593 psi | 89% | 2654 fps | 100% |
| Hodgdon H335 | <<locked>> | 90% | 53,548 psi | 86% | 2638 fps | 100% |
| Hodgdon H4198 | <<locked>> | 84% | 53,316 psi | 85% | 2523 fps | 100% |
| Hodgdon H4895 | <<locked>> | 98% | 55,709 psi | 89% | 2687 fps | 99% |
| Hodgdon LEVERevolutionᴾ | <<locked>> | 100% | 53,505 psi | 86% | 2707 fps | 99% |
| Hodgdon TrailBossᴾ | <<locked>> | 100% | 33,504 psi | 54% | 1545 fps | 100% |
| Hodgdon VARGET | <<locked>> | 98% | 53,867 psi | 86% | 2641 fps | 98.6% |
| IMR 3031 | <<locked>> | 98% | 53,461 psi | 86% | 2677 fps | 100% |
| IMR 4064ᴾ | <<locked>> | 100% | 52,344 psi | 84% | 2602 fps | 97.6% |
| IMR 4198 | <<locked>> | 90% | 54,433 psi | 87% | 2546 fps | 100% |
| IMR 4895ᴾ | <<locked>> | 100% | 53,272 psi | 85% | 2684 fps | 98.3% |
| IMR 8208 XBR | <<locked>> | 96% | 54,868 psi | 88% | 2641 fps | 99.3% |
| Lovex D073.4 | <<locked>> | 86% | 55,593 psi | 89% | 2644 fps | 99.9% |
| Lovex D073.5 | <<locked>> | 92% | 55,245 psi | 89% | 2638 fps | 99.7% |
| Lovex D073.6 | <<locked>> | 98% | 53,127 psi | 85% | 2654 fps | 99.9% |
| Lovex S053 | <<locked>> | 82% | 55,390 psi | 89% | 2451 fps | 100% |
| Lovex S060 | <<locked>> | 98% | 56,304 psi | 90% | 2612 fps | 98.6% |
| Lovex S062ᴾ | <<locked>> | 100% | 50,879 psi | 82% | 2598 fps | 98.9% |
| Norma 200 | <<locked>> | 86% | 53,272 psi | 85% | 2556 fps | 100% |
| Norma 201 | <<locked>> | 98% | 53,664 psi | 86% | 2625 fps | 99.2% |
| Norma 202 | <<locked>> | 98% | 54,041 psi | 87% | 2641 fps | 100% |
| Norma 203Bᴾ | <<locked>> | 100% | 51,082 psi | 82% | 2641 fps | 97.9% |
| Ramshot Big Gameᴾ | <<locked>> | 100% | 51,721 psi | 83% | 2661 fps | 97.7% |
| Ramshot TAC | <<locked>> | 96% | 55,941 psi | 90% | 2648 fps | 96.1% |
| Ramshot Wild Boar | <<locked>> | 96% | 54,230 psi | 87% | 2667 fps | 98.3% |
| Ramshot X-Terminator | <<locked>> | 92% | 53,301 psi | 85% | 2595 fps | 98% |
| ReloadSwiss RS 14ᴾ | <<locked>> | 100% | 33,663 psi | 54% | 1585 fps | 100% |
| ReloadSwiss RS 40 | <<locked>> | 92% | 55,230 psi | 89% | 2641 fps | 99.9% |
| ReloadSwiss RS 52ᴾ | <<locked>> | 100% | 54,955 psi | 88% | 2759 fps | 98% |
| ReloadSwiss RS 60ᴾ | <<locked>> | 100% | 45,498 psi | 73% | 2631 fps | 99.1% |
| Rottweil R 901 | <<locked>> | 96% | 54,737 psi | 88% | 2618 fps | 100% |
| Rottweil R 902ᴾ | <<locked>> | 100% | 54,085 psi | 87% | 2621 fps | 99.2% |
| Rottweil R 903ᴾ | <<locked>> | 100% | 43,874 psi | 70% | 2526 fps | 97.2% |
| Shooters World AR Plus | <<locked>> | 86% | 55,593 psi | 89% | 2644 fps | 99.9% |
| Shooters World Match Rifle | <<locked>> | 98% | 53,127 psi | 85% | 2654 fps | 99.9% |
| Shooters World Precisionᴾ | <<locked>> | 100% | 50,879 psi | 82% | 2598 fps | 98.9% |
| Shooters World Tactical Rifle | <<locked>> | 90% | 55,477 psi | 89% | 2605 fps | 99% |
| SNPE Vectan BA6 1/2 | <<locked>> | 86% | 55,666 psi | 89% | 2306 fps | 100% |
| SNPE Vectan SP 10 | <<locked>> | 88% | 54,534 psi | 87% | 2641 fps | 100% |
| SNPE Vectan SP 11ᴾ | <<locked>> | 100% | 46,586 psi | 75% | 2589 fps | 96.8% |
| SNPE Vectan SP 3 | <<locked>> | 90% | 54,157 psi | 87% | 2592 fps | 100% |
| SNPE Vectan SP 7 | <<locked>> | 96% | 53,388 psi | 86% | 2618 fps | 96.2% |
| SNPE Vectan SP 9 | <<locked>> | 98% | 53,432 psi | 86% | 2644 fps | 98.2% |
| SNPE Vectan Tubal 3000 | <<locked>> | 96% | 53,751 psi | 86% | 2546 fps | 100% |
| SNPE Vectan Tubal 5000ᴾ | <<locked>> | 100% | 49,211 psi | 79% | 2497 fps | 100% |
| Somchem S321 | <<locked>> | 94% | 56,275 psi | 90% | 2680 fps | 99.5% |
| Somchem S335 | <<locked>> | 98% | 55,201 psi | 89% | 2582 fps | 100% |
| Somchem S341 | <<locked>> | 98% | 56,101 psi | 90% | 2664 fps | 98.4% |
| Somchem S355ᴾ | <<locked>> | 100% | 45,498 psi | 73% | 2539 fps | 97.3% |
| Vihtavuori N120 | <<locked>> | 86% | 55,405 psi | 89% | 2497 fps | 100% |
| Vihtavuori N130 | <<locked>> | 92% | 53,301 psi | 85% | 2526 fps | 100% |
| Vihtavuori N133 | <<locked>> | 98% | 56,405 psi | 90% | 2579 fps | 100% |
| Vihtavuori N135ᴾ | <<locked>> | 100% | 52,112 psi | 84% | 2602 fps | 100% |
| Vihtavuori N140ᴾ | <<locked>> | 100% | 54,172 psi | 87% | 2615 fps | 100% |
| Vihtavuori N150ᴾ | <<locked>> | 100% | 43,540 psi | 70% | 2480 fps | 98.1% |
| Vihtavuori N530 | <<locked>> | 96% | 55,492 psi | 89% | 2638 fps | 99.3% |
| Vihtavuori N540ᴾ | <<locked>> | 100% | 52,388 psi | 84% | 2612 fps | 99.9% |
| Winchester 748 | <<locked>> | 96% | 53,708 psi | 86% | 2680 fps | 99.7% |
| Winchester StaBALL Matchᴾ | <<locked>> | 100% | 56,304 psi | 90% | 2700 fps | 99% |
Start Load - Barrel Length: 24"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 1680 | <<locked>> | 80% | 50,198 psi | 80% | 2454 fps | 100% |
| Accurate 2015 | <<locked>> | 80% | 34,418 psi | 55% | 2267 fps | 99.6% |
| Accurate 2200 | <<locked>> | 80% | 44,643 psi | 72% | 2490 fps | 95.6% |
| Accurate 2230 | <<locked>> | 80% | 44,382 psi | 71% | 2493 fps | 96% |
| Accurate 2460 | <<locked>> | 80% | 36,941 psi | 59% | 2343 fps | 98.1% |
| Accurate 2495 | <<locked>> | 80% | 26,716 psi | 43% | 2159 fps | 98.2% |
| Accurate 2520 | <<locked>> | 80% | 32,213 psi | 52% | 2280 fps | 96.4% |
| Accurate 4064 | <<locked>> | 82% | 26,977 psi | 43% | 2175 fps | 95.7% |
| Accurate LT-30 | <<locked>> | 80% | 43,033 psi | 69% | 2356 fps | 99.8% |
| Accurate LT-32 | <<locked>> | 80% | 43,410 psi | 70% | 2365 fps | 98.9% |
| ADI AR 2206H | <<locked>> | 88% | 40,553 psi | 65% | 2434 fps | 95.5% |
| ADI AR 2207 | <<locked>> | 80% | 46,238 psi | 74% | 2428 fps | 100% |
| ADI AR 2208 | <<locked>> | 96% | 43,961 psi | 70% | 2477 fps | 95.5% |
| ADI AR 2219 | <<locked>> | 80% | 41,336 psi | 66% | 2441 fps | 99.6% |
| ADI Benchmark 8208 | <<locked>> | 82% | 35,520 psi | 57% | 2310 fps | 95.4% |
| Alliant AR-Comp | <<locked>> | 80% | 31,386 psi | 50% | 2283 fps | 100% |
| Alliant Power Pro 1200-R | <<locked>> | 80% | 37,681 psi | 60% | 2425 fps | 95.5% |
| Alliant Power Pro 2000-MR | <<locked>> | 94% | 45,063 psi | 72% | 2595 fps | 95.1% |
| Alliant Reloder- TS 15.5 | <<locked>> | 92% | 36,970 psi | 59% | 2395 fps | 95.6% |
| Alliant Reloder-10x | <<locked>> | 80% | 39,218 psi | 63% | 2365 fps | 100% |
| Alliant Reloder-15 | <<locked>> | 94% | 43,062 psi | 69% | 2503 fps | 95.6% |
| Alliant Reloder-17 | <<locked>> | 98% | 39,885 psi | 64% | 2503 fps | 95.1% |
| Alliant Reloder-7 | <<locked>> | 80% | 47,253 psi | 76% | 2438 fps | 100% |
| Baschieri & Pellagri 106 | <<locked>> | 80% | 41,524 psi | 67% | 2349 fps | 99.8% |
| Baschieri & Pellagri 107 | <<locked>> | 92% | 45,078 psi | 72% | 2530 fps | 95.3% |
| Bofors RP3 | <<locked>> | 92% | 36,230 psi | 58% | 2395 fps | 95.5% |
| Hodgdon Benchmark | <<locked>> | 80% | 35,679 psi | 57% | 2270 fps | 96.1% |
| Hodgdon BL-C2 | <<locked>> | 82% | 32,880 psi | 53% | 2313 fps | 95.3% |
| Hodgdon CFE223 | <<locked>> | 86% | 41,727 psi | 67% | 2526 fps | 95% |
| Hodgdon H322 | <<locked>> | 80% | 37,666 psi | 60% | 2372 fps | 99.2% |
| Hodgdon H335 | <<locked>> | 80% | 38,159 psi | 61% | 2388 fps | 98.6% |
| Hodgdon H4198 | <<locked>> | 80% | 47,355 psi | 76% | 2438 fps | 99.9% |
| Hodgdon H4895 | <<locked>> | 86% | 38,130 psi | 61% | 2395 fps | 95.5% |
| Hodgdon LEVERevolution | <<locked>> | 88% | 36,506 psi | 59% | 2408 fps | 95.3% |
| Hodgdon TrailBoss | <<locked>> | 80% | 24,729 psi | 40% | 1378 fps | 100% |
| Hodgdon VARGET | <<locked>> | 88% | 39,581 psi | 63% | 2408 fps | 95.8% |
| IMR 3031 | <<locked>> | 80% | 30,081 psi | 48% | 2264 fps | 98.2% |
| IMR 4064 | <<locked>> | 94% | 43,540 psi | 70% | 2464 fps | 95.7% |
| IMR 4198 | <<locked>> | 80% | 40,466 psi | 65% | 2346 fps | 100% |
| IMR 4895 | <<locked>> | 90% | 38,827 psi | 62% | 2438 fps | 95.1% |
| IMR 8208 XBR | <<locked>> | 82% | 35,520 psi | 57% | 2310 fps | 95.4% |
| Lovex D073.4 | <<locked>> | 80% | 44,947 psi | 72% | 2490 fps | 99.1% |
| Lovex D073.5 | <<locked>> | 80% | 36,463 psi | 58% | 2336 fps | 96.8% |
| Lovex D073.6 | <<locked>> | 80% | 28,979 psi | 46% | 2218 fps | 95.1% |
| Lovex S053 | <<locked>> | 80% | 52,214 psi | 84% | 2411 fps | 100% |
| Lovex S060 | <<locked>> | 86% | 39,421 psi | 63% | 2339 fps | 95.1% |
| Lovex S062 | <<locked>> | 88% | 35,476 psi | 57% | 2329 fps | 95.6% |
| Norma 200 | <<locked>> | 80% | 44,338 psi | 71% | 2431 fps | 100% |
| Norma 201 | <<locked>> | 84% | 35,027 psi | 56% | 2303 fps | 95.4% |
| Norma 202 | <<locked>> | 80% | 30,603 psi | 49% | 2228 fps | 96.6% |
| Norma 203B | <<locked>> | 92% | 39,740 psi | 64% | 2448 fps | 95.3% |
| Ramshot Big Game | <<locked>> | 94% | 42,612 psi | 68% | 2510 fps | 95.6% |
| Ramshot TAC | <<locked>> | 94% | 52,489 psi | 84% | 2595 fps | 95.4% |
| Ramshot Wild Boar | <<locked>> | 88% | 41,785 psi | 67% | 2470 fps | 95.8% |
| Ramshot X-Terminator | <<locked>> | 84% | 41,408 psi | 66% | 2402 fps | 95.4% |
| ReloadSwiss RS 14 | <<locked>> | 80% | 25,005 psi | 40% | 1417 fps | 100% |
| ReloadSwiss RS 40 | <<locked>> | 80% | 37,434 psi | 60% | 2349 fps | 97.5% |
| ReloadSwiss RS 52 | <<locked>> | 92% | 42,177 psi | 68% | 2549 fps | 95.2% |
| ReloadSwiss RS 60 | <<locked>> | 90% | 33,011 psi | 53% | 2356 fps | 95.1% |
| Rottweil R 901 | <<locked>> | 80% | 34,229 psi | 55% | 2267 fps | 97.4% |
| Rottweil R 902 | <<locked>> | 86% | 35,302 psi | 57% | 2300 fps | 95.4% |
| Rottweil R 903 | <<locked>> | 94% | 36,158 psi | 58% | 2385 fps | 95.1% |
| Shooters World AR Plus | <<locked>> | 80% | 44,947 psi | 72% | 2490 fps | 99.1% |
| Shooters World Match Rifle | <<locked>> | 80% | 28,979 psi | 46% | 2218 fps | 95.1% |
| Shooters World Precision | <<locked>> | 88% | 35,476 psi | 57% | 2329 fps | 95.6% |
| Shooters World Tactical Rifle | <<locked>> | 80% | 39,769 psi | 64% | 2359 fps | 96.3% |
| SNPE Vectan BA6 1/2 | <<locked>> | 80% | 47,674 psi | 76% | 2211 fps | 100% |
| SNPE Vectan SP 10 | <<locked>> | 80% | 41,713 psi | 67% | 2444 fps | 99.1% |
| SNPE Vectan SP 11 | <<locked>> | 96% | 40,915 psi | 66% | 2487 fps | 95.3% |
| SNPE Vectan SP 3 | <<locked>> | 80% | 39,885 psi | 64% | 2375 fps | 99.8% |
| SNPE Vectan SP 7 | <<locked>> | 94% | 49,893 psi | 80% | 2569 fps | 95.4% |
| SNPE Vectan SP 9 | <<locked>> | 90% | 41,539 psi | 67% | 2454 fps | 95.7% |
| SNPE Vectan Tubal 3000 | <<locked>> | 80% | 32,866 psi | 53% | 2198 fps | 97.2% |
| SNPE Vectan Tubal 5000 | <<locked>> | 80% | 26,600 psi | 43% | 2070 fps | 96% |
| Somchem S321 | <<locked>> | 80% | 35,317 psi | 57% | 2333 fps | 95.7% |
| Somchem S335 | <<locked>> | 80% | 32,155 psi | 52% | 2201 fps | 97.8% |
| Somchem S341 | <<locked>> | 88% | 40,030 psi | 64% | 2415 fps | 95.1% |
| Somchem S355 | <<locked>> | 94% | 37,768 psi | 61% | 2398 fps | 95.3% |
| Vihtavuori N120 | <<locked>> | 80% | 46,224 psi | 74% | 2382 fps | 100% |
| Vihtavuori N130 | <<locked>> | 80% | 37,376 psi | 60% | 2287 fps | 100% |
| Vihtavuori N133 | <<locked>> | 80% | 32,692 psi | 52% | 2208 fps | 99.2% |
| Vihtavuori N135 | <<locked>> | 80% | 27,702 psi | 44% | 2169 fps | 98.4% |
| Vihtavuori N140 | <<locked>> | 80% | 28,979 psi | 46% | 2169 fps | 96.3% |
| Vihtavuori N150 | <<locked>> | 92% | 33,924 psi | 54% | 2300 fps | 95.6% |
| Vihtavuori N530 | <<locked>> | 82% | 35,288 psi | 57% | 2303 fps | 95.4% |
| Vihtavuori N540 | <<locked>> | 80% | 27,775 psi | 45% | 2152 fps | 95.1% |
| Winchester 748 | <<locked>> | 80% | 31,604 psi | 51% | 2277 fps | 95% |
| Winchester StaBALL Match | <<locked>> | 88% | 37,855 psi | 61% | 2402 fps | 95.4% |
ᴾ possible press load - work up slowly to this load while watching for signs of excessive pressure.
This overview compares 88 powders for .300 CR loaded with the .308 | 165gr | Norma ORYX. Alliant Power Pro 2000-MR delivers the highest muzzle velocity at 2,762 fps; across all powders the maximum-charge window runs from 1,545 fps to 2,762 fps. Accurate 2495 gives the best case fill at 100 %, and 88 of the 88 powders fall inside the usable 80–100 % fill window.
Relative to the caliber's maximum pressure (430 MPa), the top charges use 54–90 %, leaving at least 10 % headroom. The 165.0 gr projectile in 0.308" calls for a 1:15.0 twist; slower twists will usually not stabilise this weight. Accurate 2495, Accurate 4064, ADI AR 2208 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. Always begin at the start load and work up in small increments while checking case and primer for pressure signs.