Load data for 9.3 x 66 Sako + 255gr Geco EXPRESS
534 suitable loads across 98 powder(s) for cartridge 9.3 x 66 Sako with 255gr Geco EXPRESS bullet.
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 2.598 in / 66.00 mm, the max. cartridge length is 3.346 in / 85.00 mm, and the max. allowed pressure is 60,191 PSI / 4,150 bar.
Based on C.I.P., the max. allowed case length is 2.598 in / 66.00 mm, the max. cartridge length is 3.346 in / 85.00 mm, and the max. allowed pressure is 60,191 PSI / 4,150 bar.
Load Specifications
ImperialMetric
Bullet:.366 | 255gr | EXPRESS
Cartridge:9.3 x 66 Sako load data
Case Length (L3):2.590" | 65.8 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.599" | 15.2 mm
Case Capacity:81 gow | 5.25 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):60,191 psi | 4,150 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:6.0
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