⚠ MAX LOAD — Verify before loading
.308 Winchester — 220.00gr Sierra Reloading Data
Posted by
imported_data
on Aug. 12, 2026
220.00gr
Bullet Weight
Sierra
Bullet Brand
Match
Bullet Type
42.90gr
Powder Charge
Powder
Powder Brand
2306 fps
Muzzle Velocity
2.8100"
OAL
Fiocchi
Case
60979 PSI
Pressure
Shooter Notes
Reference data — imported 2026-08-12.
Projectile: 220 gr Sierra MK. Case: Fiocchi.
Starting load: 34.0gr @ 1,850fps | Max load: 42.9gr @ 2306fps / 60,979 PSI.
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