.38 Special +P

1898 · Smith & Wesson · 29 firearms in catalog

Also known as: .38 Spl +P, .38 S&W Special +P, 9x29.5mmR +P

Cartridge specifications

Bullet Diameter9.07 mm (0.357")
Neck Diameter9.6 mm (0.378")
Base Diameter9.8 mm (0.386")
Case Length29.34 mm (1.155")
Overall Length39.37 mm (1.550")
Max Pressure138 MPa (20,000 psi)
Typical Bullet Weight8.42 g (130 gr)
Typical Muzzle Velocity274 m/s (899 fps)
Typical Muzzle Energy316 J (233 ft·lbf)
Primer TypeSmall Pistol
Cartridge TypeRimmed
Introduced1898

Firearms chambered in .38 Special +P

Cartridge family

Parent cartridge: .38 Special