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223 Remington

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Specifications


Parent case .222 Remington Magnum
Case type Rimless, bottleneck
Bullet diameter .224 in (5.7 mm)
Neck diameter .253 in (6.4 mm)
Shoulder diameter .354 in (9.0 mm)
Base diameter .376 in (9.6 mm)
Rim diameter .378 in (9.6 mm)
Rim thickness .045 in (1.1 mm)
Case length 1.76 in (45 mm)
Overall length 2.26 in (57 mm)
Rifling twist 1 in 12 in (typical)
Primer type Small rifle
Maximum pressure 55,000 psi (380 MPa)

 

 

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