Load data for .223 WSSM + 40gr Impala LW CFN
556 suitable loads across 96 powder(s) for cartridge .223 WSSM with 40gr Impala LW CFN bullet.
The most recommended powders for this combination are Alliant Power Pro 2000-MR, ReloadSwiss RS 60 and Hodgdon LEVERevolution.
Based on C.I.P., the max. allowed case length is 1.670 in / 42.42 mm, the max. cartridge length is 2.360 in / 59.94 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Based on C.I.P., the max. allowed case length is 1.670 in / 42.42 mm, the max. cartridge length is 2.360 in / 59.94 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Load Specifications
ImperialMetric
Bullet:.227 | 40gr | Impala LW CFN
Cartridge:.223 WSSM load data
Case Length (L3):1.663" | 42.2 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.227" | 5.8 mm
Case Capacity:53.7 gow | 3.48 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):63,817 psi | 4,400 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:Stabilizes in any common twist
Get PRO license to unlock all data and calculators