.338 Winchester Magnum in a Ruger Model 77 Load Data

35 published .338 Winchester Magnum in a Ruger Model 77 reloading recipes across 7 powders and 4 bullet manufacturers, with bullet weights from 200 to 300 grains and recorded velocities between 2,479 and 3,068 fps. Every load lists charge weight, velocity, COAL, primer and case where the source published it.

Always begin at the minimum charge weight and work up gradually. Never exceed maximum loads. Verify all data against a current published reloading manual before use. LoadDevelopment.com is not responsible for errors or omissions in this data.
Recipes
35
Powders
7
Bullet makers
4
Bullet weights
200–300 gr

Sample .338 Winchester Magnum in a Ruger Model 77 loads

The first 5 of 35 recipes.

BulletPowderChargeVelocityCOALPrimer
W-W Power-Point 200grHodgdon H-20579.0 gr3,014 fps——
W-W Power-Point 200grHodgdon H-483181.0 gr2,941 fps——
W-W Power-Point 200grIMR IMR-435077.0 gr3,024 fps——
W-W Power-Point 200grIMR IMR-483180.0 gr3,068 fps——
W-W Power-Point 200grNorma MRP81.0 gr3,008 fps——

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