Load data for 37 XC + 250gr Swift A-Frame
576 suitable loads across 101 powder(s) for cartridge 37 XC with 250gr Swift A-Frame bullet.
The most recommended powders for this combination are Alliant Reloder-26, ReloadSwiss RS 70 and Hodgdon Superformance.
Based on Wildcat, the max. allowed case length is 3.085 in / 78.36 mm, the max. cartridge length is 3.800 in / 96.52 mm, and the max. allowed pressure is 69,618 PSI / 4,800 bar.
Based on Wildcat, the max. allowed case length is 3.085 in / 78.36 mm, the max. cartridge length is 3.800 in / 96.52 mm, and the max. allowed pressure is 69,618 PSI / 4,800 bar.
Load Specifications
ImperialMetric
Bullet:.375 | 250gr | A-Frame
Cartridge:37 XC load data
Case Length (L3):3.087" | 78.4 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.429" | 10.9 mm
Case Capacity:139.8 gow | 9.06 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (Wildcat):69,618 psi | 4,800 bar
Barrel Length:30.0" | 762 mm
Min. Twist Rate:Stabilizes in any common twist
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