Load data for .280 Ackley Improved + 155gr Federal Terminal Ascent Component

597 suitable loads across 107 powder(s) for cartridge .280 Ackley Improved with 155gr Federal Terminal Ascent Component bullet.

The most recommended powders for this combination are ReloadSwiss RS 70, Hodgdon Superformance and Alliant Reloder-16.

Based on SAAMI, the max. allowed case length is 2.525 in / 64.14 mm, the max. cartridge length is 3.330 in / 84.58 mm, and the max. allowed pressure is 65,000 PSI / 4,482 bar.

Load Specifications

ImperialMetric

Bullet:.284 | 155gr | Terminal Ascent Component

Cartridge:.280 Ackley Improved load data

Case Length (L3):2.540" | 64.5 mm

Cartridge Length (COL/L6):•••

Seated Depth:0.780" | 19.8 mm

Case Capacity:74 gow | 4.80 cm³

Primer Size:Large Rifle (LR)

Max. Pressure (SAAMI):65,000 psi | 4,482 bar

Barrel Length:24.0" | 610 mm

Min. Twist Rate:1:9.0

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Community Loads for .280 Ackley Improved + 155gr Federal Terminal Ascent Component

Real loads for this combination shared by our community. Charge weights are only fully visible with an active Pro licence.

Charge (gr)	C.O.L.	Barrel Length	Velocity (fps)	Pressure (psi)

60.0 gr	3.330"	24.0"	2894 fps	•••

54.7 gr	3.330"	22.0"	2861 fps	•••

60.0 gr	3.360"	22.0"	2930 fps	•••

Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.