MyLoads Open the calculator →

44 Remington Magnum Load Data & Ballistics Calculator

Estimate chamber pressure and muzzle velocity for the 44 Remington Magnum with the free, in-browser MyLoads internal-ballistics simulator. The figures below are illustrative estimates from a physics model — not a recommended recipe. Always cross-check a current published loading manual.

44 Remington Magnum reference

Maximum average pressure (MAP)36,000 psi
Nominal case capacity37.5 gr H₂O
Groove / bullet diameter0.429 in (10.90 mm)

Example simulation illustrative

Bullet
Hornady 0.430 225 gr FTX
Powder
Hodgdon Lil'Gun
Charge
18.6 gr
Barrel
6 in

Muzzle velocity

1,192 fps

Peak chamber pressure (interval, ±10% burn-rate)

17,148 – 22,047 – 27,534 psi

nominal is 61% of the 36,000 psi maximum average pressure

Illustrative example — every figure here is an estimate and can be wrong. Always consult a current published loading manual, and never trust these numbers on their own.

Open the 44 Remington Magnum in the MyLoads calculator →

More cartridges