10.3 x 60 R Load Data

9 published 10.3 x 60 R reloading recipes across 3 powders and 5 bullet manufacturers, with bullet weights from 200.616 to 253 grains and recorded velocities between 1,945.514 and 2,890 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
9
Powders
3
Bullet makers
5
Bullet weights
200.616–253 gr

Sample 10.3 x 60 R loads

The first 5 of 9 recipes.

BulletPowderChargeVelocityCOALPrimer
Sax KJG-HS 200.616grReload Swiss RS4069.368638–70.371744 gr2847.7344–2887.104 fps3.217LRM RWS 5333
Luck Prec. HS 201grReload Swiss RS3652.315836–58.951768 gr2539.3392–2772.276 fps3.106LRM RWS 5333
Luck Prec. HS 201grReload Swiss RS4061.7296–71.914984 gr2319.5256–2808.3648 fps3.106LRM RWS 5333
Reichenberg HDB Item 205grReload Swiss RS4071 gr2890 fps3.083Rem Mag 9 1/2
LFB 3 BAND CLASSIC 206grReload Swiss RS4071.5 gr2822 fps3.071LR-M RWS 5333

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