Load data for .338 Marlin Express + 250gr Swift A-Frame
351 suitable loads across 69 powder(s) for cartridge .338 Marlin Express with 250gr Swift A-Frame bullet.
The most recommended powders for this combination are ReloadSwiss RS 60, Hodgdon BL-C2 and Hodgdon LEVERevolution.
Based on C.I.P., the max. allowed case length is 1.890 in / 48.01 mm, the max. cartridge length is 2.450 in / 62.23 mm, and the max. allowed pressure is 46,412 PSI / 3,200 bar.
Based on C.I.P., the max. allowed case length is 1.890 in / 48.01 mm, the max. cartridge length is 2.450 in / 62.23 mm, and the max. allowed pressure is 46,412 PSI / 3,200 bar.
Load Specifications
ImperialMetric
Bullet:.338 | 250gr | A-Frame
Cartridge:.338 Marlin Express load data
Case Length (L3):1.880" | 47.8 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.654" | 16.6 mm
Case Capacity:61 gow | 3.95 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):46,412 psi | 3,200 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:15.5
Get PRO license to unlock all data and calculators