Load data for .338 Weatherby RPM + 225gr Nosler Expansion Tip
581 suitable loads across 101 powder(s) for cartridge .338 Weatherby RPM with 225gr Nosler Expansion Tip bullet.
The most recommended powders for this combination are Alliant Power Pro 2000-MR, Hodgdon CFE223 and Ramshot Big Game.
Based on SAAMI, the max. allowed case length is 2.550 in / 64.77 mm, the max. cartridge length is 3.380 in / 85.85 mm, and the max. allowed pressure is 65,000 PSI / 4,482 bar.

Based on SAAMI, the max. allowed case length is 2.550 in / 64.77 mm, the max. cartridge length is 3.380 in / 85.85 mm, and the max. allowed pressure is 65,000 PSI / 4,482 bar.

Load Specifications
ImperialMetric
Bullet:.338 | 225gr | Expansion Tip
Cartridge:.338 Weatherby RPM load data
Case Length (L3):2.550" | 64.8 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.796" | 20.2 mm
Case Capacity:81.6 gow | 5.29 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (SAAMI):65,000 psi | 4,482 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:12.0
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