A high-pressure .32-caliber magnum that fits 6 rounds where a .357 Magnum holds 5. The most powerful .32 caliber cartridge ever standardized.
Type: Revolver
Introduced: 2008, United States
Parent case: .32 H&R Magnum
Standardization: SAAMI
Bullet diameter: 0.312" (7.92 mm)
Case length: 1.2" (30.48 mm)
Overall length: 1.47" (37.34 mm)
Max pressure: 45,000 PSI
Rim type: Rimmed
Primer: Small Pistol
Typical twist rate: 1:16
Muzzle velocity: 1200–1500 fps
Muzzle energy: 270–450 ft-lbs
Effective range: 75 yd
Common bullet weights: 85, 100, 115 gr
Primary use: Self-Defense, Concealed Carry
Production status: Active
Also known as: .327 Federal
History: Developed jointly by Federal and Ruger in 2008. The .32 caliber bore allows a 6-shot cylinder where .357 Magnum can only fit 5 in J-frame revolvers. Intended as a modern small-frame magnum with lower recoil than .357.
Notable firearms: Ruger SP101, Ruger LCR, S&W Model 632
Similar cartridges: .32 H&R Magnum, .357 Magnum