243 Winchester Load Data

686 published 243 Winchester reloading recipes across 89 powders and 20 bullet manufacturers, with bullet weights from 55 to 116 grains and recorded velocities between 1,036 and 4,086 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
686
Powders
89
Bullet makers
20
Bullet weights
55–116 gr

Sample 243 Winchester loads

The first 5 of 686 recipes.

BulletPowderChargeVelocityCOALPrimer
HDY I-LOCK 100grAccurate A270035.8–39.8 gr2774.0–2980 fps2.630Remington 9 1/2, Large Rifle
SIE SBT-GK 100grAccurate A435034.8–38.4 gr2741.0–2911 fps2.650Remington 9 1/2, Large Rifle
Hornady BTSP 100grAccurate ACCURATE 270035.8–39.8 gr2774.0–2980 fps2.630Federal 205
Nosler Partition 100grAccurate ACCURATE 270041.0–45.5 gr2692.0–3059 fps2.825Federal 205
Sierra SBT GameKing 100grAccurate ACCURATE 435041.0–45.6 gr2676.0–3041 fps2.825Federal 205

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