The forgotten middle magnum. Designed as a law enforcement cartridge between .357 and .44 Magnum, it never gained the traction either did.
Type: Revolver
Introduced: 1964, United States
Parent case: None
Standardization: SAAMI
Bullet diameter: 0.41" (10.41 mm)
Case length: 1.29" (32.77 mm)
Overall length: 1.59" (40.38 mm)
Max pressure: 36,000 PSI
Rim type: Rimmed
Primer: Large Pistol
Typical twist rate: 1:20
Muzzle velocity: 1100–1500 fps
Muzzle energy: 600–1050 ft-lbs
Effective range: 100 yd
Common bullet weights: 170, 210, 265 gr
Primary use: Hunting, Self-Defense
Production status: Active
Also known as: .41 Remington Magnum
History: Developed at the request of FBI agent Bill Jordan and writer Elmer Keith as a police service cartridge. Concept was a middle ground between .357 and .44 Magnum. Remington introduced it in 1964 and S&W chambered the Model 57. Police agencies largely ignored it.
Notable firearms: S&W Model 57, S&W Model 58, Ruger Blackhawk
Similar cartridges: .44 Magnum, .357 Magnum