⚠ MAX LOAD — Verify before loading
⚠ ABOVE SAAMI PRESSURE — Recorded pressure (53,100 PSI) exceeds the SAAMI Maximum Average Pressure for .303 British (49,000 PSI). Exercise extreme caution.
.303 British — 150.00gr Reloading Data
Posted by
imported_data
on Aug. 12, 2026
150.00gr
Bullet Weight
Bullet Brand
Soft Point (SP)
Bullet Type
45.50gr
Powder Charge
Powder
Powder Brand
2788 fps
Muzzle Velocity
2.8583"
OAL
Sellier & Bellot
Case
53100 PSI
Pressure
Shooter Notes
Reference data — imported 2026-08-12.
Projectile: 150 GR. SP. Case: Sellier & Bellot.
Starting load: 43.2gr @ 2,657fps | Max load: 45.5gr @ 2788fps / 53,100 PSI.
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