Load data for .300 WSM + 180gr Hornady InterLock RN

556 suitable loads across 102 powder(s) for cartridge .300 WSM with 180gr Hornady InterLock RN bullet.

The most recommended powders for this combination are ReloadSwiss RS 70, Alliant Reloder-17 and ReloadSwiss RS 60.

.300 WSM cartridge with combo bulletSeated DepthL3 = 2.090 in / 53.09 mmL6 = 2.860 in / 72.64 mmSeated Depth = .298 in / 7.57 mm

Based on C.I.P., the max. allowed case length is 2.100 in / 53.34 mm, the max. cartridge length is 2.860 in / 72.64 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.

180gr Hornady InterLock RN bullet image

Load Specifications

ImperialMetric
Case Length (L3):2.090" | 53.1 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.341" | 8.7 mm
Case Capacity:81.3 gow | 5.27 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.):63,817 psi | 4,400 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:16.5

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