.280 Ackley Improved - Factory Load Specifications
| Bullet | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Type | Manufacturer | +P | +P+ | NATO | Velocity | Energy | Coefficent | Length | Sectional Density | ||||
| 140 gr | Trophy Copper from Federal Premium | 3,075 fps | 0.489 lb/in² | ||||||||||
| 155 gr | Terminal Ascent from Federal Premium | 2,930 fps | 0.586 lb/in² | ||||||||||
| 168 gr | Berger Hybrid Hunter from Federal Premium | 2,800 fps | 0.566 lb/in² | ||||||||||