.38-55 Winchester

1884 · Ballard / Winchester · 18 firearms in catalog

Also known as: .38-55 Win, .38-55 WCF, .38-55 Ballard

Cartridge specifications

Bullet Diameter9.78 mm (0.385")
Neck Diameter10.29 mm (0.405")
Base Diameter10.97 mm (0.432")
Case Length53.34 mm (2.100")
Overall Length64.77 mm (2.550")
Max Pressure207 MPa (30,000 psi)
Typical Bullet Weight16.2 g (250 gr)
Typical Muzzle Velocity397 m/s (1302 fps)
Typical Muzzle Energy1278 J (943 ft·lbf)
Primer TypeLarge Rifle
Cartridge TypeRimmed
Introduced1884

Firearms chambered in .38-55 Winchester