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.220 Swift

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Name .220 Swift
Type Rifle
Country United States
Bullet Diameter .224in (5.7mm)
Neck Diameter .260in (6.6mm)
Shoulder Diameter .402in (10.2mm)
Base Diameter .445in (11.3mm)
Rim Diameter .473in (12.0mm)
Rim Thickness Not Found
Case Length 2.205in (56.0mm)
Overall Length 2.680, 2.580 H.P. Bullets
Designer Winchester
Designed Year 1935
Manufacturer Winchester
Produced Year 1935
Parent Case 6mm Lee Navy
Case Type Semi-rimmed, bottleneck
Rifling Twist 1 in 14–16in (360–410mm)
Primer Type Large rifle
Maximum Pressure 62,000psi (430MPa)
View Count 169 View