Load data for .223 Ackley Improved + 51gr Peregrine VLR-4

.223 Ackley Improved cartridge with combo bulletSeated DepthL3 = 1.760 in / 44.70 mmL6 = 2.260 in / 57.40 mmSeated Depth = .344 in / 8.74 mm

Based on Wildcat, the max. allowed case length is 1.760 in / 44.70 mm, the max. cartridge length is 2.260 in / 57.40 mm, and the max. allowed pressure is 55,114 PSI / 3,800 bar.

51gr Peregrine VLR-4 bullet image

Load Specifications

ImperialMetric
Case Length (L3):1.760" | 44.7 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.378" | 9.6 mm
Case Capacity:32.4 gow | 2.10 cm³
Primer Size:Small Rifle (SR)
Max. Pressure (Wildcat):55,114 psi | 3,800 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:9.0

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