Load data for .375 Whelen + 250gr Speer TBBC
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
Bullet:.375 | 250gr | TBBC
Cartridge:.375 Whelen load data
Case Length (L3):2.020" | 51.3 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.680" | 17.3 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:1:6.0
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