Load data for .300 AAC Blackout + 175gr Hornady Sub-X
27 suitable loads across 6 powder(s) for cartridge .300 AAC Blackout with 175gr Hornady Sub-X bullet.
The most recommended powders for this combination are Hodgdon LilGun, Baschieri & Pellagri 102 Pistol and Lovex S040.
Based on C.I.P., the max. allowed case length is 1.368 in / 34.75 mm, the max. cartridge length is 2.260 in / 57.40 mm, and the max. allowed pressure is 50,763 PSI / 3,500 bar.

Based on C.I.P., the max. allowed case length is 1.368 in / 34.75 mm, the max. cartridge length is 2.260 in / 57.40 mm, and the max. allowed pressure is 50,763 PSI / 3,500 bar.

Load Specifications
ImperialMetric
Bullet:.308 | 175gr | Sub-X
Cartridge:.300 AAC Blackout load data
Case Length (L3):1.367" | 34.7 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.641" | 16.3 mm
Case Capacity:25.1 gow | 1.63 cm³
Primer Size:Small Rifle (SR)
Max. Pressure (C.I.P.):50,763 psi | 3,500 bar
Barrel Length:16.0" | 406 mm
Min. Twist Rate:1:10.0
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