Load data for .375 H&H Mag. + 250gr Hornady GMX

587 suitable loads across 94 powder(s) for cartridge .375 H&H Mag. with 250gr Hornady GMX bullet.

The most recommended powders for this combination are Hodgdon CFE223, Alliant Power Pro 1200-R and Alliant Power Pro 2000-MR.

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 | 250gr | GMX

Cartridge:.375 H&H Mag. load data

Case Length (L3):2.859" | 72.6 mm

Cartridge Length (COL/L6):•••

Seated Depth:0.856" | 21.7 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

Min. Twist Rate:1:14.5

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Community Loads for .375 H&H Mag. + 250gr Hornady GMX

Real loads for this combination shared by our community. Charge weights are only fully visible with an active Pro licence.

Charge (gr)	C.O.L.	Barrel Length	Velocity (fps)	Pressure (psi)

64.0 gr	3.717"	22.7"	2507 fps	•••
65.0 gr	3.602"	22.7"	2575 fps	•••
65.0 gr	3.717"	22.7"	2539 fps	•••
•••	3.720"	22.7"	2536 fps	•••
•••	3.717"	22.7"	2552 fps	•••
•••	3.602"	22.7"	2625 fps	•••
•••	3.681"	22.7"	2657 fps	•••

Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.