Load data for .375 Whelen + 255gr Barnes Original FN FB
Based on Wildcat, the max. allowed case length is 2.494 in / 63.35 mm, the max. cartridge length is 3.340 in / 84.84 mm, and the max. allowed pressure is 55,114 PSI / 3,800 bar.
Based on Wildcat, the max. allowed case length is 2.494 in / 63.35 mm, the max. cartridge length is 3.340 in / 84.84 mm, and the max. allowed pressure is 55,114 PSI / 3,800 bar.
Load Specifications
ImperialMetric
Cartridge:.375 Whelen load data
Case Length (L3):2.020" | 51.3 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.556" | 14.1 mm
Case Capacity:48 gow | 3.11 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (Wildcat):55,114 psi | 3,800 bar
Barrel Length:22.0" | 559 mm
Min. Twist Rate:Stabilizes in any common twist
Get PRO license to unlock all data and calculators