⚠ MAX LOAD — Verify before loading
.243 Winchester — 100.00gr Sierra Reloading Data
Posted by
imported_data
on Aug. 12, 2026
100.00gr
Bullet Weight
Sierra
Bullet Brand
Soft Point (SP)
Bullet Type
28.50gr
Powder Charge
Powder
Powder Brand
2803 fps
Muzzle Velocity
2.6000"
OAL
Winchester
Case
58950 PSI
Pressure
Shooter Notes
Reference data — imported 2026-08-12.
Projectile: 100 GR. SIERRA SPITZER. Case: Winchester.
Starting load: 12.0gr @ 1,670fps | Max load: 28.5gr @ 2803fps / 58,950 PSI.
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