.375 HE Ruger 77 Load Data

10 published .375 HE Ruger 77 reloading recipes across 10 powders and 4 bullet manufacturers, with bullet weights from 250 to 300 grains and recorded velocities between 2,246 and 2,702 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
10
Powders
10
Bullet makers
4
Bullet weights
250–300 gr

Sample .375 HE Ruger 77 loads

The first 5 of 10 recipes.

BulletPowderChargeVelocityCOALPrimer
Swift Swift 250grVihtavuori VV-N13562 gr2,682 fps——
Swift Swift 250grWinchester W-74864 gr2,642 fps——
Nosler Partition 260grAccurate AAC-246063 gr2,702 fps——
Nosler Partition 260grHodgdon H-33562 gr2,688 fps——
Hornady Hornady 270grAccurate AAC-252063 gr2,523 fps——

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