Load data for .380 ACP + 125gr Rim Rock RNFP Cowboy
173 suitable loads across 32 powder(s) for cartridge .380 ACP with 125gr Rim Rock RNFP Cowboy bullet.
The most recommended powders for this combination are Maxam CSB 2 and Vihtavuori N32C Tin Star.
Based on C.I.P., the max. allowed case length is 0.682 in / 17.33 mm, the max. cartridge length is 0.984 in / 25.00 mm, and the max. allowed pressure is 19,580 PSI / 1,350 bar.
Based on C.I.P., the max. allowed case length is 0.682 in / 17.33 mm, the max. cartridge length is 0.984 in / 25.00 mm, and the max. allowed pressure is 19,580 PSI / 1,350 bar.
Load Specifications
ImperialMetric
Bullet:.358 | 125gr | RNFP Cowboy
Cartridge:.380 ACP load data
Case Length (L3):0.681" | 17.3 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.224" | 5.7 mm
Case Capacity:11.5 gow | 0.75 cm³
Primer Size:Small Pistol (SP)
Max. Pressure (C.I.P.):19,580 psi | 1,350 bar
Barrel Length:3.5" | 89 mm
Min. Twist Rate:Stabilizes in any common twist
Get PRO license to unlock all data and calculators