Load data for 7 mm Rem. SA Ultra Mag. + 145gr Speer Grand Slam
Based on SAAMI, the max. allowed case length is 2.035 in / 51.69 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 2.035 in / 51.69 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:.284 | 145gr | Grand Slam
Cartridge:7 mm Rem. SA Ultra Mag. load data
Case Length (L3):2.026" | 51.5 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.386" | 9.8 mm
Case Capacity:72.6 gow | 4.70 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (SAAMI):65,000 psi | 4,482 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:13.0
Get PRO license to unlock all data and calculators
Community Loads for 7 mm Rem. SA Ultra Mag. + 145gr Speer Grand Slam
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) |
|---|---|---|---|---|---|
| 58.0 gr | 2.750" | — | 2849 fps | ••• | |
| 62.0 gr | 2.750" | — | 3034 fps | ••• | |
| 59.0 gr | 2.750" | — | 2799 fps | ••• | |
| ••• | 2.750" | — | 2990 fps | ••• | |
| ••• | 2.750" | — | 2759 fps | ••• | |
| ••• | 2.750" | — | 2941 fps | ••• | |
| ••• | 2.750" | — | 2693 fps | ••• | |
| ••• | 2.750" | — | 2885 fps | ••• | |
| ••• | 2.750" | — | 2710 fps | ••• | |
| ••• | 2.750" | — | 2888 fps | ••• | |
| ••• | 2.750" | — | 2858 fps | ••• | |
| ••• | 2.750" | — | 3030 fps | ••• | |
| ••• | 2.750" | — | 2769 fps | ••• | |
| ••• | 2.750" | — | 2967 fps | ••• | |
| ••• | 2.750" | — | 2793 fps | ••• | |
| ••• | 2.750" | — | 2978 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.