.25-20 Winchester

1895 · Winchester Repeating Arms Company · 1 firearm in catalog

Also known as: .25 WCF, .25-20 Win, .25-20 WCF, 6.5x33mmR

Cartridge specifications

Bullet Diameter6.55 mm (0.258")
Neck Diameter7.16 mm (0.282")
Base Diameter8.99 mm (0.354")
Case Length33.27 mm (1.310")
Overall Length40.39 mm (1.590")
Max Pressure193.1 MPa (28,000 psi)
Typical Bullet Weight5.57 g (86 gr)
Typical Muzzle Velocity445 m/s (1460 fps)
Typical Muzzle Energy552 J (407 ft·lbf)
Primer TypeSmall Rifle
Cartridge TypeRimmed
Introduced1895

Firearms chambered in .25-20 Winchester

Cartridge family

Parent cartridge: .32-20 Winchester

Derived cartridges