Load data for .300 Weath. Mag. + 180gr Speer Hot-Cor

471 suitable loads across 72 powder(s) for cartridge .300 Weath. Mag. with 180gr Speer Hot-Cor bullet.

The most recommended powders for this combination are Accurate MAGPRO, Alliant Reloder-26 and Winchester StaBALL HD.

.300 Weath. Mag. cartridge with combo bulletSeated DepthL3 = 2.824 in / 71.73 mmL6 = 3.560 in / 90.42 mmSeated Depth = .334 in / 8.48 mm

Based on C.I.P., the max. allowed case length is 2.825 in / 71.75 mm, the max. cartridge length is 3.560 in / 90.42 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.

180gr Speer Hot-Cor bullet image

Load Specifications

ImperialMetric
Case Length (L3):2.824" | 71.7 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.387" | 9.8 mm
Case Capacity:98.9 gow | 6.41 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:1:17.0

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