.32-20 Winchester

1882 · Winchester Repeating Arms Company · 2 firearms in catalog

Also known as: .32 WCF, .32-20 Win, 8x33mmR

Cartridge specifications

Bullet Diameter8.18 mm (0.322")
Neck Diameter8.56 mm (0.337")
Base Diameter8.99 mm (0.354")
Case Length33.27 mm (1.310")
Overall Length40.39 mm (1.590")
Max Pressure110.3 MPa (16,000 psi)
Typical Bullet Weight6.48 g (100 gr)
Typical Muzzle Velocity457 m/s (1499 fps)
Typical Muzzle Energy677 J (499 ft·lbf)
Primer TypeSmall Rifle
Cartridge TypeRimmed
Introduced1882

Firearms chambered in .32-20 Winchester

Cartridge family

Derived cartridges