Load data for .204 Ruger + 39gr Speer TNT
The most recommended powders for this combination are IMR 8208 XBR and ADI Benchmark 8208.
Based on C.I.P., the max. allowed case length is 1.850 in / 46.99 mm, the max. cartridge length is 2.260 in / 57.40 mm, and the max. allowed pressure is 58,740 PSI / 4,050 bar.

Based on C.I.P., the max. allowed case length is 1.850 in / 46.99 mm, the max. cartridge length is 2.260 in / 57.40 mm, and the max. allowed pressure is 58,740 PSI / 4,050 bar.

Load Specifications
ImperialMetric
Bullet:.204 | 39gr | TNT
Cartridge:.204 Ruger load data
Case Length (L3):1.843" | 46.8 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.308" | 7.8 mm
Case Capacity:32 gow | 2.07 cm³
Primer Size:Small Rifle (SR)
Max. Pressure (C.I.P.):58,740 psi | 4,050 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:9.0
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Community Loads for .204 Ruger + 39gr Speer TNT
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) |
|---|---|---|---|---|---|
| 24.9 gr | 2.260" | — | 3443 fps | ••• | |
| 26.2 gr | 2.260" | 24.1" | 3491 fps | ••• | |
| 24.0 gr | 2.260" | — | 3377 fps | ••• | |
| ••• | 2.260" | — | 3622 fps | ••• | |
| ••• | 2.260" | — | 3441 fps | ••• | |
| ••• | 2.260" | — | 3310 fps | ••• | |
| ••• | 2.260" | — | 3708 fps | ••• | |
| ••• | 2.260" | — | 3283 fps | ••• | |
| ••• | 2.260" | — | 3596 fps | ••• | |
| ••• | 2.260" | — | 3213 fps | ••• | |
| ••• | 2.260" | — | 3540 fps | ••• | |
| ••• | 2.260" | — | 3221 fps | ••• | |
| ••• | 2.260" | — | 3500 fps | ••• | |
| ••• | 2.260" | — | 3231 fps | ••• | |
| ••• | 2.260" | — | 3523 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.