.425 Westley Richards

1909 · Leslie Bown Taylor · 1 firearm in catalog

Also known as: .425 WR, .425 Westley Richards Magnum

Cartridge specifications

Bullet Diameter11.05 mm (0.435")
Neck Diameter11.63 mm (0.458")
Base Diameter13.72 mm (0.540")
Case Length64.5 mm (2.539")
Overall Length91.4 mm (3.598")
Typical Bullet Weight26.57 g (410 gr)
Typical Muzzle Velocity716 m/s (2349 fps)
Typical Muzzle Energy6810 J (5023 ft·lbf)
Primer TypeLarge Rifle
Cartridge TypeRebated Rim
Introduced1909

Firearms chambered in .425 Westley Richards