Load data for .300 Rem. SA Ultra Mag. + 200gr Reichenberg Subsonic

630 suitable loads across 113 powder(s) for cartridge .300 Rem. SA Ultra Mag. with 200gr Reichenberg Subsonic bullet.

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

.300 Rem. SA Ultra Mag. cartridge with combo bulletSeated DepthL3 = 2.003 in / 50.88 mmL6 = 2.825 in / 71.75 mmSeated Depth = .508 in / 12.90 mm

Based on SAAMI, the max. allowed case length is 2.015 in / 51.18 mm, the max. cartridge length is 2.825 in / 71.75 mm, and the max. allowed pressure is 65,000 PSI / 4,482 bar.

Load Specifications

ImperialMetric
Case Length (L3):2.003" | 50.9 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.550" | 14.0 mm
Case Capacity:74 gow | 4.80 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (SAAMI):65,000 psi | 4,482 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:13.0

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