Load data for .458 Lott + 550gr CamPro FCP Spitzer
The most recommended powders for this combination are Alliant Power Pro 2000-MR, ReloadSwiss RS 52 and Hodgdon CFE223.
Based on C.I.P., the max. allowed case length is 2.800 in / 71.12 mm, the max. cartridge length is 3.600 in / 91.44 mm, and the max. allowed pressure is 62,366 PSI / 4,300 bar.
Based on C.I.P., the max. allowed case length is 2.800 in / 71.12 mm, the max. cartridge length is 3.600 in / 91.44 mm, and the max. allowed pressure is 62,366 PSI / 4,300 bar.
Load Specifications
ImperialMetric
Bullet:.458 | 550gr | FCP Spitzer
Cartridge:.458 Lott load data
Case Length (L3):2.800" | 71.1 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.696" | 17.7 mm
Case Capacity:110 gow | 7.13 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.):62,366 psi | 4,300 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:6.0
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