Load data for .300 Rem. Ultra Mag. + 180gr Barnes TTSX BT
The most recommended powders for this combination are Alliant Reloder-23, Bofors RP5 and Alliant Reloder-22.
Based on C.I.P., the max. allowed case length is 2.850 in / 72.39 mm, the max. cartridge length is 3.600 in / 91.44 mm, and the max. allowed pressure is 64,977 PSI / 4,480 bar.
Based on C.I.P., the max. allowed case length is 2.850 in / 72.39 mm, the max. cartridge length is 3.600 in / 91.44 mm, and the max. allowed pressure is 64,977 PSI / 4,480 bar.
Load Specifications
ImperialMetric
Bullet:.308 | 180gr | TTSX BT
Cartridge:.300 Rem. Ultra Mag. load data
Case Length (L3):2.850" | 72.4 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.659" | 16.7 mm
Case Capacity:112.5 gow | 7.29 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.):64,977 psi | 4,480 bar
Barrel Length:24.0" | 610 mm
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Community Loads for .300 Rem. Ultra Mag. + 180gr Barnes TTSX BT
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) |
|---|---|---|---|---|---|
| 81.5 gr | 3.600" | 24.0" | 2680 fps | ••• | |
| 91.0 gr | 3.600" | 24.0" | 2976 fps | ••• | |
| 85.1 gr | 3.665" | 26.0" | 2972 fps | ••• | |
| ••• | 3.600" | 24.0" | 2979 fps | ••• | |
| ••• | 3.665" | 26.0" | 2927 fps | ••• | |
| ••• | 3.665" | 26.0" | 2949 fps | ••• | |
| ••• | 3.600" | 24.0" | 2972 fps | ••• | |
| ••• | 3.600" | 24.0" | 2780 fps | ••• | |
| ••• | 3.600" | 24.0" | 2965 fps | ••• | |
| ••• | 3.600" | 24.0" | 2842 fps | ••• | |
| ••• | 3.600" | 24.0" | 2869 fps | ••• | |
| ••• | 3.600" | 24.0" | 2963 fps | ••• | |
| ••• | 3.600" | 24.0" | 2828 fps | ••• | |
| ••• | 3.600" | 24.0" | 2839 fps | ••• | |
| ••• | 3.600" | 24.0" | 3088 fps | ••• | |
| ••• | 3.600" | 24.0" | 3119 fps | ••• | |
| ••• | 3.600" | 24.0" | 2759 fps | ••• | |
| ••• | 3.600" | 24.0" | 2909 fps | ••• | |
| ••• | 3.600" | 24.0" | 2692 fps | ••• | |
| ••• | 3.600" | 24.0" | 2969 fps | ••• | |
| ••• | 3.600" | 24.0" | 2897 fps | ••• | |
| ••• | 3.600" | 24.0" | 2807 fps | ••• | |
| ••• | 3.600" | 24.0" | 2916 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.