Home / Calibers / .25-20 Winchester

.25-20 Winchester

Rifle Also: .25-20

Technical Specifications

Bullet Diameter6.55 mm
Case Length33.78 mm
Max Chamber Pressure35,000 PSI
TypeRifle

Compatible Firearms (1)

1906
Winchester
Pistol
📊 Data Sources

Ballistic data sourced from SAAMI Z299.3/299.4 specifications, Federal Premium, Hornady, and Winchester published ballistics tables. Verified against at least two independent sources. Full methodology →