Load data for .300 Rem. SA Ultra Mag. + 200gr Nosler Partition
The most recommended powders for this combination are Alliant Reloder-19.
Based on SAAMI, the max. allowed case length is 2.015 in / 51.18 mm, the max. cartridge length is 2.825 in / 71.75 mm, and the max. allowed pressure is 65,000 PSI / 4,482 bar.

Based on SAAMI, the max. allowed case length is 2.015 in / 51.18 mm, the max. cartridge length is 2.825 in / 71.75 mm, and the max. allowed pressure is 65,000 PSI / 4,482 bar.

Load Specifications
ImperialMetric
Bullet:.308 | 200gr | Partition
Cartridge:.300 Rem. SA Ultra Mag. load data
Case Length (L3):2.003" | 50.9 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.528" | 13.4 mm
Case Capacity:74 gow | 4.80 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (SAAMI):65,000 psi | 4,482 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:12.5
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Community Loads for .300 Rem. SA Ultra Mag. + 200gr Nosler Partition
Real loads for this combination shared by our community. Charge weights are only fully visible with an active Pro licence.
| Powder | Charge (gr) | C.O.L. | Barrel Length | Velocity (fps) | Pressure (psi) |
|---|---|---|---|---|---|
| 56.0 gr | 2.825" | 24.0" | 2536 fps | ••• | |
| 59.5 gr | 2.825" | 24.0" | 2689 fps | ••• | |
| 59.0 gr | 2.825" | 24.0" | 2643 fps | ••• | |
| ••• | 2.825" | 24.0" | 2728 fps | ••• | |
| ••• | 2.825" | 24.0" | 2811 fps | ••• | |
| ••• | 2.825" | 24.0" | 2736 fps | ••• | |
| ••• | 2.825" | 24.0" | 2823 fps | ••• | |
| ••• | 2.825" | 24.0" | 2630 fps | ••• | |
| ••• | 2.825" | 24.0" | 2671 fps | ••• | |
| ••• | 2.825" | 24.0" | 2755 fps | ••• | |
| ••• | 2.825" | 24.0" | 2775 fps | ••• | |
| ••• | 2.825" | 24.0" | 2677 fps | ••• | |
| ••• | 2.825" | 24.0" | 2760 fps | ••• | |
| ••• | 2.825" | 24.0" | 2726 fps | ••• | |
| ••• | 2.825" | 24.0" | 2554 fps | ••• | |
| ••• | 2.825" | 24.0" | 2670 fps | ••• | |
| ••• | 2.825" | 24.0" | 2592 fps | ••• | |
| ••• | 2.825" | 24.0" | 2611 fps | ••• | |
| ••• | 2.825" | 24.0" | 2692 fps | ••• | |
| ••• | 2.825" | 24.0" | 2732 fps | ••• | |
| ••• | 2.825" | 24.0" | 2603 fps | ••• | |
| ••• | 2.825" | 24.0" | 2738 fps | ••• | |
| ••• | 2.825" | 24.0" | 2637 fps | ••• | |
| ••• | 2.825" | 24.0" | 2718 fps | ••• | |
| ••• | 2.825" | 24.0" | 2799 fps | ••• | |
| ••• | 2.825" | 24.0" | 2721 fps | ••• | |
| ••• | 2.825" | 24.0" | 2483 fps | ••• | |
| ••• | 2.825" | 24.0" | 2564 fps | ••• | |
| ••• | 2.825" | 24.0" | 2643 fps | ••• | |
| ••• | 2.825" | 24.0" | 2630 fps | ••• | |
| ••• | 2.825" | 24.0" | 2713 fps | ••• | |
| ••• | 2.825" | 24.0" | 2775 fps | ••• | |
| ••• | 2.825" | 24.0" | 2795 fps | ••• | |
| ••• | 2.825" | 24.0" | 2663 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.