Load data for .38 Long Colt + 121gr Hornady HAP
21 suitable loads across 4 powder(s) for cartridge .38 Long Colt with 121gr Hornady HAP bullet.
The most recommended powders for this combination are Hodgdon TrailBoss.
Based on C.I.P., the max. allowed case length is 1.035 in / 26.29 mm, the max. cartridge length is 1.360 in / 34.54 mm, and the max. allowed pressure is 13,053 PSI / 900 bar.
Based on C.I.P., the max. allowed case length is 1.035 in / 26.29 mm, the max. cartridge length is 1.360 in / 34.54 mm, and the max. allowed pressure is 13,053 PSI / 900 bar.
Load Specifications
ImperialMetric
Bullet:.356 | 121gr | HAP
Cartridge:.38 Long Colt load data
Case Length (L3):1.035" | 26.3 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.235" | 6.0 mm
Case Capacity:17.3 gow | 1.12 cm³
Primer Size:Small Pistol (SP)
Max. Pressure (C.I.P.):13,053 psi | 900 bar
Barrel Length:4.0" | 102 mm
Min. Twist Rate:Stabilizes in any common twist
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