Load data for .300 Rem. Ultra Mag. + 200gr Swift A-Frame

326 suitable loads across 52 powder(s) for cartridge .300 Rem. Ultra Mag. with 200gr Swift A-Frame bullet.

The most recommended powders for this combination are Vihtavuori N570, Hodgdon Retumbo and ReloadSwiss RS 76.

.300 Rem. Ultra Mag. cartridge with combo bulletSeated DepthL3 = 2.850 in / 72.39 mmL6 = 3.598 in / 91.39 mmSeated Depth = .567 in / 14.40 mm

Based on C.I.P., the max. allowed case length is 2.850 in / 72.39 mm, the max. cartridge length is 3.600 in / 91.44 mm, and the max. allowed pressure is 64,977 PSI / 4,480 bar.

200gr Swift A-Frame bullet image

Load Specifications

ImperialMetric
Case Length (L3):2.850" | 72.4 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.621" | 15.8 mm
Case Capacity:112.5 gow | 7.29 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.):64,977 psi | 4,480 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:13.0

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