.300 Winchester Magnum 150 GR (Speer Reloading Manual #14) Load Data

46 published .300 Winchester Magnum 150 GR (Speer Reloading Manual #14) reloading recipes across 16 powders and 1 bullet manufacturers, with bullet weights from 150 to 150 grains and recorded velocities between 1,884 and 3,313 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
46
Powders
16
Bullet makers
1
Bullet weights
150–150 gr

Sample .300 Winchester Magnum 150 GR (Speer Reloading Manual #14) loads

The first 5 of 46 recipes.

BulletPowderChargeVelocityCOALPrimer
Speer RNSP,FMJ BT,Spitz BTSP,Spitz SP,MT SP,GS SP 150grAccurate AAC-270069.0 gr3065 fps——
Speer RNSP,FMJ BT,Spitz BTSP,Spitz SP,MT SP,GS SP 150grAccurate AAC-270065.0 gr2881 fps——
Speer RNSP,FMJ BT,Spitz BTSP,Spitz SP,MT SP,GS SP 150grAccurate AAC-310076.0 gr3064 fps——
Speer TBBC SP 150grAccurate AAC-310076.0 gr3201 fps——
Speer TBBC SP 150grAccurate AAC-310072.0 gr3005 fps——

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