Load data for .255 GS + 100gr Swift Scirocco
600 suitable loads across 102 powder(s) for cartridge .255 GS with 100gr Swift Scirocco bullet.
The most recommended powders for this combination are ReloadSwiss RS 70, Hodgdon Superformance and Alliant Reloder-17.
Based on C.I.P., the max. allowed case length is 2.165 in / 55.00 mm, the max. cartridge length is 2.854 in / 72.50 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Based on C.I.P., the max. allowed case length is 2.165 in / 55.00 mm, the max. cartridge length is 2.854 in / 72.50 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Load Specifications
ImperialMetric
Bullet:.257 | 100gr | Scirocco
Cartridge:.255 GS load data
Case Length (L3):2.165" | 55.0 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.478" | 12.1 mm
Case Capacity:62 gow | 4.02 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):63,817 psi | 4,400 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:9.5
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