.303 British (Alliant Data) Load Data

10 published .303 British (Alliant Data) reloading recipes across 4 powders and 2 bullet manufacturers, with bullet weights from 123 to 180 grains and recorded velocities between 2,050 and 3,015 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
4
Bullet makers
2
Bullet weights
123–180 gr

Sample .303 British (Alliant Data) loads

The first 5 of 10 recipes.

BulletPowderChargeVelocityCOALPrimer
Hornady SP 123grAlliant RL-1248.0 gr2,915 fps2.860
Hornady SP 123grAlliant RL-1549.8 gr3,015 fps2.860
Hornady SP 123grAlliant RL-738.6 gr2,750 fps2.860
Speer Spitz 150grAlliant RL-1245.0 gr2,700 fps2.935
Speer Spitz 150grAlliant RL-1546.2 gr2,755 fps2.935

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