Load data for .44 Rem. Mag. + 180gr Rim Rock RNFP Cowboy
125 suitable loads across 23 powder(s) for cartridge .44 Rem. Mag. with 180gr Rim Rock RNFP Cowboy bullet.
The most recommended powders for this combination are Vihtavuori N105, ADI AP 100 and Alliant Herco.
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Load Specifications
ImperialMetric
Bullet:.43 | 180gr | RNFP Cowboy
Cartridge:.44 Rem. Mag. load data
Case Length (l3):1.275" | 32.4 mm
Cartridge Length (C.O.L.):•••
Seated Depth:0.241" | 6.1 mm
Case Capacity:39.5 gow | 2.56 cm³
Primer Size:Large Pistol Magnum (LPM)
Max. Pressure (C.I.P.)::40,611 psi | 2,800 bar
Barrel Length:6.0" | 152 mm
Min. Twist Rate:Stabilizes in any common twist
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