.700/.577 Nitro Express

2005 · Westley Richards & Co. · 1 firearm in catalog

Also known as: .700/.577, .700-.577 Westley Richards

Cartridge specifications

Bullet Diameter14.7 mm (0.579")
Neck Diameter15.6 mm (0.614")
Base Diameter18.5 mm (0.728")
Case Length89 mm (3.504")
Overall Length114 mm (4.488")
Max Pressure248 MPa (35,970 psi)
Typical Bullet Weight61.56 g (950 gr)
Typical Muzzle Velocity670 m/s (2198 fps)
Typical Muzzle Energy13817 J (10191 ft·lbf)
Primer TypeLarge Rifle
Cartridge TypeRimmed
Introduced2005

Firearms chambered in .700/.577 Nitro Express