450 Marlin Load Data

29 published 450 Marlin reloading recipes across 12 powders and 9 bullet manufacturers, with bullet weights from 250 to 405 grains and recorded velocities between 957.994 and 2,509 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
29
Powders
12
Bullet makers
9
Bullet weights
250–405 gr

Sample 450 Marlin loads

The first 5 of 29 recipes.

BulletPowderChargeVelocityCOALPrimer
BAR XFN 250grHodgdon H419851.0–57.0 gr2253.0–2509 fps2.510Winchester LR, Large Rifle
NOS PART 300grHodgdon H32256.0–59.0 gr2160.0–2289 fps2.510Winchester LR, Large Rifle
NOS PART 300grHodgdon H419848.0–53.0 gr2116.0–2321 fps2.510Winchester LR, Large Rifle
NOS PART 300grIMR IMR 303157.0 gr2100 fps2.510Winchester LR, Large Rifle
Speer FNHP 300grAlliant Reloder 756.0 gr2392 fps2.525CCI 200

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