6.53 (.257) Scramjet (Lazzeroni Data) Load Data

14 published 6.53 (.257) Scramjet (Lazzeroni Data) reloading recipes across 3 powders and 1 bullet manufacturers, with bullet weights from 85 to 115 grains and recorded velocities between 3,501 and 3,973 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
14
Powders
3
Bullet makers
1
Bullet weights
85–115 gr

Sample 6.53 (.257) Scramjet (Lazzeroni Data) loads

The first 5 of 14 recipes.

BulletPowderChargeVelocityCOALPrimer
Nosler Partition 100grAccurate AAC-870092.0 gr3,754 fps——
Nosler Partition 100grAccurate AAC-870087.0 gr———
Nosler Partition 100grIMR IMR-782872.0 gr———
Nosler Partition 100grIMR IMR-782877.0 gr3,734 fps——
Nosler Partition 100grAlliant RL-1968.0 gr———

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