.505 Gibbs (Handloader issue #335) Load Data

5 published .505 Gibbs (Handloader issue #335) reloading recipes across 5 powders and 2 bullet manufacturers, with bullet weights from 470 to 535 grains and recorded velocities between 1,405 and 2,082 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
5
Powders
5
Bullet makers
2
Bullet weights
470–535 gr

Sample .505 Gibbs (Handloader issue #335) loads

The first 5 of 5 recipes.

BulletPowderChargeVelocityCOALPrimer
Hayley cast 470grAccurate AAC-574456.0 gr1597 fps3.680Federal GM 215M
Hayley cast 470grHodgdon Trail Boss35.0 gr1405 fps3.680Federal GM 215M
Hornady DGS 525grHodgdon H-4831132.0 gr1963 fps3.833Federal GM 215M
Hornady DGS 525grAlliant RL-22136.0 gr2082 fps3.833Federal GM 215M
Swift A-Frame 535grHodgdon Retumbo128.0 gr1742 fps3.778Federal GM 215M

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