.22 WMR

1959 · Winchester · 3 firearms in catalog

Also known as: .22 Magnum, .22 Win Mag, .22 WMRF

Cartridge specifications

Bullet Diameter5.74 mm (0.226")
Neck Diameter6.4 mm (0.252")
Base Diameter6.4 mm (0.252")
Case Length26.8 mm (1.055")
Overall Length34.2 mm (1.346")
Max Pressure165 MPa (24,000 psi)
Typical Bullet Weight2.59 g (40 gr)
Typical Muzzle Velocity610 m/s (2001 fps)
Typical Muzzle Energy482 J (356 ft·lbf)
Primer TypeSmall Pistol
Cartridge TypeRimmed
Introduced1959

Firearms chambered in .22 WMR

Cartridge family

Derived cartridges