Load data for .375 H&H Mag. + 270gr Speer Boat-Tail
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 62,366 PSI / 4,300 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 62,366 PSI / 4,300 bar.
Load Specifications
ImperialMetric
Bullet:.375 | 270gr | Boat-Tail
Cartridge:.375 H&H Mag. load data
Case Length (L3):2.859" | 72.6 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.559" | 14.2 mm
Case Capacity:95.3 gow | 6.18 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.):62,366 psi | 4,300 bar
Barrel Length:24.0" | 610 mm
Get PRO license to unlock all data and calculators
Community Loads for .375 H&H Mag. + 270gr Speer Boat-Tail
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) |
|---|---|---|---|---|---|
| 70.0 gr | 3.600" | — | 2472 fps | ••• | |
| 74.0 gr | 3.600" | — | 2599 fps | ••• | |
| 79.0 gr | 3.600" | — | 2731 fps | ••• | |
| ••• | 3.600" | — | 2603 fps | ••• | |
| ••• | 3.600" | — | 2541 fps | ••• | |
| ••• | 3.600" | 24.0" | 2669 fps | ••• | |
| ••• | 3.600" | — | 2620 fps | ••• | |
| ••• | 3.600" | — | 2752 fps | ••• | |
| ••• | 3.600" | — | 2652 fps | ••• | |
| ••• | 3.600" | — | 2745 fps | ••• | |
| ••• | 3.600" | — | 2667 fps | ••• | |
| ••• | 3.600" | — | 2448 fps | ••• | |
| ••• | 3.600" | — | 2574 fps | ••• | |
| ••• | 3.600" | — | 2579 fps | ••• | |
| ••• | 3.600" | — | 2708 fps | ••• | |
| ••• | 3.600" | — | 2687 fps | ••• | |
| ••• | 3.600" | — | 2719 fps | ••• | |
| ••• | 3.600" | 24.5" | 2400 fps | ••• | |
| ••• | 3.600" | 24.5" | 2565 fps | ••• | |
| ••• | 3.600" | 24.5" | 2464 fps | ••• | |
| ••• | 3.600" | — | 2488 fps | ••• | |
| ••• | 3.600" | 24.5" | 2578 fps | ••• | |
| ••• | 3.600" | — | 2602 fps | ••• | |
| ••• | 3.600" | 24.5" | 2368 fps | ••• | |
| ••• | 3.600" | 24.5" | 2541 fps | ••• | |
| ••• | 3.600" | — | 2683 fps | ••• | |
| ••• | 3.600" | 24.5" | 2396 fps | ••• | |
| ••• | 3.600" | 24.5" | 2626 fps | ••• | |
| ••• | 3.600" | 24.5" | 2498 fps | ••• | |
| ••• | 3.600" | 24.5" | 2680 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.