
Load Specifications
Load data in caliber .300 CR with .308 | 165gr | Hornady SP 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% | 52,895 psi | 85% | 2480 fps | 100% |
| Accurate 2015 | <<locked>> | 96% | 55,027 psi | 88% | 2582 fps | 100% |
| Accurate 2200 | <<locked>> | 86% | 53,142 psi | 85% | 2615 fps | 97.2% |
| Accurate 2230 | <<locked>> | 86% | 53,766 psi | 86% | 2628 fps | 97.7% |
| Accurate 2460 | <<locked>> | 92% | 53,766 psi | 86% | 2605 fps | 99.9% |
| Accurate 2495ᴾ | <<locked>> | 100% | 50,256 psi | 81% | 2582 fps | 100% |
| Accurate 2520 | <<locked>> | 96% | 54,708 psi | 88% | 2654 fps | 99.9% |
| Accurate 4064ᴾ | <<locked>> | 100% | 46,615 psi | 75% | 2562 fps | 99.8% |
| Accurate LT-30 | <<locked>> | 88% | 53,621 psi | 86% | 2500 fps | 100% |
| Accurate LT-32 | <<locked>> | 88% | 54,085 psi | 87% | 2516 fps | 99.8% |
| ADI AR 2206H | <<locked>> | 98% | 54,012 psi | 87% | 2648 fps | 98.2% |
| ADI AR 2207 | <<locked>> | 86% | 54,418 psi | 87% | 2526 fps | 100% |
| ADI AR 2208ᴾ | <<locked>> | 100% | 48,559 psi | 78% | 2543 fps | 96.4% |
| ADI AR 2219 | <<locked>> | 88% | 52,750 psi | 85% | 2608 fps | 100% |
| ADI Benchmark 8208 | <<locked>> | 96% | 53,925 psi | 86% | 2615 fps | 99.1% |
| Alliant AR-Comp | <<locked>> | 98% | 55,347 psi | 89% | 2654 fps | 100% |
| Alliant Power Pro 1200-R | <<locked>> | 92% | 54,781 psi | 88% | 2710 fps | 98.9% |
| Alliant Power Pro 2000-MRᴾ | <<locked>> | 100% | 53,824 psi | 86% | 2730 fps | 97.1% |
| Alliant Reloder- TS 15.5ᴾ | <<locked>> | 100% | 46,702 psi | 75% | 2562 fps | 97.9% |
| Alliant Reloder-10x | <<locked>> | 92% | 55,405 psi | 89% | 2598 fps | 100% |
| Alliant Reloder-15ᴾ | <<locked>> | 100% | 50,836 psi | 82% | 2621 fps | 97.2% |
| Alliant Reloder-7 | <<locked>> | 86% | 55,825 psi | 90% | 2543 fps | 100% |
| Baschieri & Pellagri 106 | <<locked>> | 90% | 55,695 psi | 89% | 2543 fps | 100% |
| Baschieri & Pellagri 107 | <<locked>> | 98% | 53,592 psi | 86% | 2654 fps | 97% |
| Bofors RP3ᴾ | <<locked>> | 100% | 46,209 psi | 74% | 2566 fps | 97.9% |
| Hodgdon Benchmark | <<locked>> | 94% | 53,287 psi | 85% | 2562 fps | 99.3% |
| Hodgdon BL-C2 | <<locked>> | 98% | 55,332 psi | 89% | 2690 fps | 99.6% |
| Hodgdon CFE223 | <<locked>> | 94% | 53,693 psi | 86% | 2720 fps | 97.7% |
| Hodgdon H322 | <<locked>> | 92% | 54,418 psi | 87% | 2628 fps | 100% |
| Hodgdon H335 | <<locked>> | 92% | 55,796 psi | 89% | 2654 fps | 100% |
| Hodgdon H4198 | <<locked>> | 86% | 55,738 psi | 89% | 2543 fps | 100% |
| Hodgdon H4895 | <<locked>> | 98% | 54,331 psi | 87% | 2657 fps | 98.7% |
| Hodgdon LEVERevolutionᴾ | <<locked>> | 100% | 52,286 psi | 84% | 2677 fps | 98.8% |
| Hodgdon TrailBossᴾ | <<locked>> | 100% | 33,344 psi | 53% | 1535 fps | 100% |
| Hodgdon VARGETᴾ | <<locked>> | 100% | 56,173 psi | 90% | 2661 fps | 98.8% |
| IMR 3031ᴾ | <<locked>> | 100% | 55,738 psi | 89% | 2697 fps | 100% |
| IMR 4064ᴾ | <<locked>> | 100% | 51,068 psi | 82% | 2572 fps | 97.2% |
| IMR 4198 | <<locked>> | 92% | 56,405 psi | 90% | 2562 fps | 100% |
| IMR 4227 | <<locked>> | 82% | 55,825 psi | 90% | 2487 fps | 100% |
| IMR 4895ᴾ | <<locked>> | 100% | 51,967 psi | 83% | 2654 fps | 98% |
| IMR 8208 XBR | <<locked>> | 96% | 53,925 psi | 86% | 2615 fps | 99.1% |
| Lovex D073.4 | <<locked>> | 86% | 54,404 psi | 87% | 2618 fps | 99.8% |
| Lovex D073.5 | <<locked>> | 92% | 53,838 psi | 86% | 2608 fps | 99.5% |
| Lovex D073.6ᴾ | <<locked>> | 100% | 55,477 psi | 89% | 2674 fps | 99.9% |
| Lovex S053 | <<locked>> | 82% | 54,317 psi | 87% | 2431 fps | 100% |
| Lovex S060 | <<locked>> | 98% | 55,347 psi | 89% | 2589 fps | 98.3% |
| Lovex S062ᴾ | <<locked>> | 100% | 49,937 psi | 80% | 2575 fps | 98.7% |
| Norma 200 | <<locked>> | 88% | 55,593 psi | 89% | 2575 fps | 100% |
| Norma 201ᴾ | <<locked>> | 100% | 55,927 psi | 90% | 2644 fps | 99.3% |
| Norma 202ᴾ | <<locked>> | 100% | 56,289 psi | 90% | 2661 fps | 100% |
| Norma 203Bᴾ | <<locked>> | 100% | 49,835 psi | 80% | 2612 fps | 97.6% |
| Ramshot Big Gameᴾ | <<locked>> | 100% | 50,618 psi | 81% | 2635 fps | 97.4% |
| Ramshot Wild Boar | <<locked>> | 96% | 52,997 psi | 85% | 2638 fps | 98% |
| Ramshot X-Terminator | <<locked>> | 94% | 55,985 psi | 90% | 2621 fps | 98.2% |
| ReloadSwiss RS 14ᴾ | <<locked>> | 100% | 33,518 psi | 54% | 1572 fps | 100% |
| ReloadSwiss RS 36 | <<locked>> | 82% | 56,202 psi | 90% | 2523 fps | 100% |
| ReloadSwiss RS 40 | <<locked>> | 92% | 53,780 psi | 86% | 2612 fps | 99.7% |
| ReloadSwiss RS 52ᴾ | <<locked>> | 100% | 53,621 psi | 86% | 2730 fps | 97.7% |
| ReloadSwiss RS 60ᴾ | <<locked>> | 100% | 44,570 psi | 71% | 2602 fps | 98.8% |
| Rottweil R 901 | <<locked>> | 96% | 54,056 psi | 87% | 2598 fps | 99.9% |
| Rottweil R 902ᴾ | <<locked>> | 100% | 52,692 psi | 84% | 2592 fps | 99% |
| Rottweil R 903ᴾ | <<locked>> | 100% | 42,946 psi | 69% | 2503 fps | 96.8% |
| Shooters World AR Plus | <<locked>> | 86% | 54,404 psi | 87% | 2618 fps | 99.8% |
| Shooters World Match Rifleᴾ | <<locked>> | 100% | 55,477 psi | 89% | 2674 fps | 99.9% |
| Shooters World Precisionᴾ | <<locked>> | 100% | 49,937 psi | 80% | 2575 fps | 98.7% |
| Shooters World Tactical Rifle | <<locked>> | 90% | 54,563 psi | 87% | 2582 fps | 98.8% |
| SNPE Vectan BA6 1/2 | <<locked>> | 86% | 54,926 psi | 88% | 2290 fps | 100% |
| SNPE Vectan SP 10 | <<locked>> | 88% | 53,127 psi | 85% | 2615 fps | 99.9% |
| SNPE Vectan SP 11ᴾ | <<locked>> | 100% | 45,542 psi | 73% | 2559 fps | 96.3% |
| SNPE Vectan SP 3 | <<locked>> | 90% | 53,243 psi | 85% | 2572 fps | 100% |
| SNPE Vectan SP 7 | <<locked>> | 98% | 55,912 psi | 90% | 2641 fps | 96.4% |
| SNPE Vectan SP 9ᴾ | <<locked>> | 100% | 55,825 psi | 90% | 2667 fps | 98.4% |
| SNPE Vectan Tubal 3000 | <<locked>> | 98% | 56,057 psi | 90% | 2566 fps | 100% |
| SNPE Vectan Tubal 5000ᴾ | <<locked>> | 100% | 48,298 psi | 77% | 2474 fps | 100% |
| Somchem S321 | <<locked>> | 94% | 54,984 psi | 88% | 2654 fps | 99.4% |
| Somchem S335 | <<locked>> | 98% | 54,201 psi | 87% | 2562 fps | 100% |
| Somchem S341 | <<locked>> | 98% | 54,926 psi | 88% | 2638 fps | 98.1% |
| Somchem S355ᴾ | <<locked>> | 100% | 44,280 psi | 71% | 2510 fps | 96.9% |
| Vihtavuori N120 | <<locked>> | 86% | 54,404 psi | 87% | 2477 fps | 100% |
| Vihtavuori N130 | <<locked>> | 94% | 55,796 psi | 89% | 2549 fps | 100% |
| Vihtavuori N133 | <<locked>> | 98% | 55,332 psi | 89% | 2556 fps | 100% |
| Vihtavuori N135ᴾ | <<locked>> | 100% | 51,010 psi | 82% | 2579 fps | 100% |
| Vihtavuori N140ᴾ | <<locked>> | 100% | 53,185 psi | 85% | 2592 fps | 100% |
| Vihtavuori N150ᴾ | <<locked>> | 100% | 42,685 psi | 68% | 2457 fps | 97.8% |
| Vihtavuori N530 | <<locked>> | 96% | 54,505 psi | 87% | 2618 fps | 99.1% |
| Vihtavuori N540ᴾ | <<locked>> | 100% | 51,547 psi | 83% | 2592 fps | 99.9% |
| Winchester 748 | <<locked>> | 98% | 56,043 psi | 90% | 2703 fps | 99.7% |
| Winchester StaBALL Matchᴾ | <<locked>> | 100% | 55,085 psi | 88% | 2674 fps | 98.8% |
Start Load - Barrel Length: 24"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 1680 | <<locked>> | 80% | 49,472 psi | 79% | 2434 fps | 100% |
| Accurate 2015 | <<locked>> | 80% | 33,562 psi | 54% | 2244 fps | 99.4% |
| Accurate 2200 | <<locked>> | 80% | 43,830 psi | 70% | 2464 fps | 95.1% |
| Accurate 2230 | <<locked>> | 80% | 43,294 psi | 69% | 2464 fps | 95.5% |
| Accurate 2460 | <<locked>> | 80% | 35,911 psi | 58% | 2313 fps | 97.8% |
| Accurate 2495 | <<locked>> | 80% | 25,991 psi | 42% | 2133 fps | 97.9% |
| Accurate 2520 | <<locked>> | 80% | 31,560 psi | 51% | 2260 fps | 96% |
| Accurate 4064 | <<locked>> | 82% | 26,252 psi | 42% | 2149 fps | 95.2% |
| Accurate LT-30 | <<locked>> | 80% | 42,221 psi | 68% | 2333 fps | 99.7% |
| Accurate LT-32 | <<locked>> | 80% | 42,598 psi | 68% | 2343 fps | 98.7% |
| ADI AR 2206H | <<locked>> | 88% | 39,581 psi | 63% | 2408 fps | 95% |
| ADI AR 2207 | <<locked>> | 80% | 45,542 psi | 73% | 2408 fps | 100% |
| ADI AR 2208 | <<locked>> | 96% | 43,120 psi | 69% | 2451 fps | 95.1% |
| ADI AR 2219 | <<locked>> | 80% | 40,176 psi | 64% | 2411 fps | 99.5% |
| ADI Benchmark 8208 | <<locked>> | 84% | 36,985 psi | 59% | 2333 fps | 95.7% |
| Alliant AR-Comp | <<locked>> | 80% | 30,893 psi | 50% | 2264 fps | 100% |
| Alliant Power Pro 1200-R | <<locked>> | 80% | 37,101 psi | 59% | 2405 fps | 95.1% |
| Alliant Power Pro 2000-MR | <<locked>> | 96% | 47,065 psi | 75% | 2618 fps | 95.4% |
| Alliant Reloder- TS 15.5 | <<locked>> | 92% | 36,347 psi | 58% | 2372 fps | 95.2% |
| Alliant Reloder-10x | <<locked>> | 80% | 38,595 psi | 62% | 2346 fps | 100% |
| Alliant Reloder-15 | <<locked>> | 94% | 42,090 psi | 67% | 2477 fps | 95.1% |
| Alliant Reloder-7 | <<locked>> | 80% | 46,644 psi | 75% | 2421 fps | 100% |
| Baschieri & Pellagri 106 | <<locked>> | 80% | 40,611 psi | 65% | 2326 fps | 99.7% |
| Baschieri & Pellagri 107 | <<locked>> | 94% | 46,949 psi | 75% | 2552 fps | 95.6% |
| Bofors RP3 | <<locked>> | 92% | 35,346 psi | 57% | 2369 fps | 95% |
| Hodgdon Benchmark | <<locked>> | 80% | 34,969 psi | 56% | 2247 fps | 95.7% |
| Hodgdon BL-C2 | <<locked>> | 84% | 34,287 psi | 55% | 2336 fps | 95.6% |
| Hodgdon CFE223 | <<locked>> | 88% | 43,700 psi | 70% | 2552 fps | 95.4% |
| Hodgdon H322 | <<locked>> | 80% | 36,869 psi | 59% | 2349 fps | 99% |
| Hodgdon H335 | <<locked>> | 80% | 37,478 psi | 60% | 2369 fps | 98.3% |
| Hodgdon H4198 | <<locked>> | 80% | 46,499 psi | 75% | 2415 fps | 99.8% |
| Hodgdon H4895 | <<locked>> | 86% | 37,434 psi | 60% | 2372 fps | 95.1% |
| Hodgdon LEVERevolution | <<locked>> | 90% | 37,840 psi | 61% | 2425 fps | 95.5% |
| Hodgdon TrailBoss | <<locked>> | 80% | 24,729 psi | 40% | 1371 fps | 100% |
| Hodgdon VARGET | <<locked>> | 88% | 38,725 psi | 62% | 2379 fps | 95.3% |
| IMR 3031 | <<locked>> | 80% | 29,399 psi | 47% | 2238 fps | 97.9% |
| IMR 4064 | <<locked>> | 94% | 42,612 psi | 68% | 2438 fps | 95.3% |
| IMR 4198 | <<locked>> | 80% | 39,798 psi | 64% | 2326 fps | 100% |
| IMR 4227 | <<locked>> | 80% | 52,475 psi | 84% | 2444 fps | 100% |
| IMR 4895 | <<locked>> | 92% | 40,553 psi | 65% | 2464 fps | 95.5% |
| IMR 8208 XBR | <<locked>> | 84% | 36,985 psi | 59% | 2333 fps | 95.7% |
| Lovex D073.4 | <<locked>> | 80% | 44,121 psi | 71% | 2467 fps | 98.8% |
| Lovex D073.5 | <<locked>> | 80% | 35,766 psi | 57% | 2313 fps | 96.5% |
| Lovex D073.6 | <<locked>> | 82% | 30,168 psi | 48% | 2241 fps | 95.5% |
| Lovex S053 | <<locked>> | 80% | 51,488 psi | 83% | 2395 fps | 100% |
| Lovex S060 | <<locked>> | 88% | 41,089 psi | 66% | 2362 fps | 95.4% |
| Lovex S062 | <<locked>> | 88% | 34,548 psi | 55% | 2300 fps | 95.1% |
| Norma 200 | <<locked>> | 80% | 43,381 psi | 70% | 2408 fps | 100% |
| Norma 201 | <<locked>> | 86% | 36,448 psi | 58% | 2323 fps | 95.7% |
| Norma 202 | <<locked>> | 80% | 29,921 psi | 48% | 2201 fps | 96.1% |
| Norma 203B | <<locked>> | 94% | 41,263 psi | 66% | 2467 fps | 95.6% |
| Ramshot Big Game | <<locked>> | 94% | 41,582 psi | 67% | 2480 fps | 95.1% |
| Ramshot Wild Boar | <<locked>> | 88% | 40,640 psi | 65% | 2438 fps | 95.2% |
| Ramshot X-Terminator | <<locked>> | 84% | 40,538 psi | 65% | 2379 fps | 95% |
| ReloadSwiss RS 14 | <<locked>> | 80% | 24,729 psi | 40% | 1404 fps | 100% |
| ReloadSwiss RS 36 | <<locked>> | 80% | 52,576 psi | 84% | 2480 fps | 100% |
| ReloadSwiss RS 40 | <<locked>> | 80% | 36,724 psi | 59% | 2326 fps | 97.2% |
| ReloadSwiss RS 52 | <<locked>> | 94% | 43,903 psi | 70% | 2569 fps | 95.5% |
| ReloadSwiss RS 60 | <<locked>> | 92% | 34,534 psi | 55% | 2382 fps | 95.6% |
| Rottweil R 901 | <<locked>> | 80% | 33,692 psi | 54% | 2247 fps | 97.1% |
| Rottweil R 902 | <<locked>> | 86% | 34,664 psi | 56% | 2277 fps | 95% |
| Rottweil R 903 | <<locked>> | 96% | 37,521 psi | 60% | 2402 fps | 95.3% |
| Shooters World AR Plus | <<locked>> | 80% | 44,121 psi | 71% | 2467 fps | 98.8% |
| Shooters World Match Rifle | <<locked>> | 82% | 30,168 psi | 48% | 2241 fps | 95.5% |
| Shooters World Precision | <<locked>> | 88% | 34,548 psi | 55% | 2300 fps | 95.1% |
| Shooters World Tactical Rifle | <<locked>> | 80% | 38,812 psi | 62% | 2333 fps | 95.8% |
| SNPE Vectan BA6 1/2 | <<locked>> | 80% | 46,905 psi | 75% | 2195 fps | 100% |
| SNPE Vectan SP 10 | <<locked>> | 80% | 41,031 psi | 66% | 2425 fps | 98.9% |
| SNPE Vectan SP 11 | <<locked>> | 98% | 42,656 psi | 68% | 2507 fps | 95.6% |
| SNPE Vectan SP 3 | <<locked>> | 80% | 38,928 psi | 62% | 2352 fps | 99.7% |
| SNPE Vectan SP 7 | <<locked>> | 94% | 48,718 psi | 78% | 2539 fps | 95% |
| SNPE Vectan SP 9 | <<locked>> | 90% | 40,683 psi | 65% | 2428 fps | 95.3% |
| SNPE Vectan Tubal 3000 | <<locked>> | 80% | 32,126 psi | 52% | 2172 fps | 96.8% |
| SNPE Vectan Tubal 5000 | <<locked>> | 80% | 26,020 psi | 42% | 2044 fps | 95.5% |
| Somchem S321 | <<locked>> | 80% | 34,418 psi | 55% | 2303 fps | 95.2% |
| Somchem S335 | <<locked>> | 80% | 31,459 psi | 50% | 2178 fps | 97.5% |
| Somchem S341 | <<locked>> | 90% | 41,959 psi | 67% | 2438 fps | 95.5% |
| Somchem S355 | <<locked>> | 96% | 39,204 psi | 63% | 2418 fps | 95.6% |
| Vihtavuori N120 | <<locked>> | 80% | 45,600 psi | 73% | 2365 fps | 100% |
| Vihtavuori N130 | <<locked>> | 80% | 36,579 psi | 59% | 2264 fps | 99.9% |
| Vihtavuori N133 | <<locked>> | 80% | 31,923 psi | 51% | 2185 fps | 99% |
| Vihtavuori N135 | <<locked>> | 80% | 26,977 psi | 43% | 2146 fps | 98% |
| Vihtavuori N140 | <<locked>> | 80% | 28,355 psi | 45% | 2146 fps | 95.8% |
| Vihtavuori N150 | <<locked>> | 92% | 33,156 psi | 53% | 2274 fps | 95.1% |
| Vihtavuori N530 | <<locked>> | 82% | 34,650 psi | 56% | 2280 fps | 95% |
| Vihtavuori N540 | <<locked>> | 82% | 28,834 psi | 46% | 2172 fps | 95.4% |
| Winchester 748 | <<locked>> | 82% | 33,156 psi | 53% | 2306 fps | 95.4% |
| Winchester StaBALL Match | <<locked>> | 90% | 39,610 psi | 64% | 2428 fps | 95.7% |
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 | Hornady SP. Alliant Power Pro 2000-MR delivers the highest muzzle velocity at 2,730 fps; across all powders the maximum-charge window runs from 1,535 fps to 2,730 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 53–90 %, leaving at least 10 % headroom. The 165.0 gr projectile in 0.308" calls for a 1:14.5 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.