⚠ MAX LOAD — Verify before loading
.458 Socom — 300.00gr Sierra Reloading Data
Posted by
imported_data
on Aug. 12, 2026
300.00gr
Bullet Weight
Sierra
Bullet Brand
Other
Bullet Type
36.00gr
Powder Charge
Powder
Powder Brand
1811 fps
Muzzle Velocity
2.0400"
OAL
Starline
Case
34085 PSI
Pressure
Shooter Notes
Reference data — imported 2026-08-12.
Projectile: 300 GR. SIERRA PRO HUNTER. Case: Starline.
Starting load: 30.0gr @ 1,505fps | Max load: 36.0gr @ 1811fps / 34,085 PSI.
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