Load data for .255 GS + 80gr Barnes TTSX BT
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 | 80gr | TTSX BT
Cartridge:.255 GS load data
Case Length (L3):2.165" | 55.0 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.367" | 9.3 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:1:10.5
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