.17 Ackley Hornet (Hodgdon Data)

.17 Ackley Hornet (Using Hodgdon Data): Handloader’s Delight in Small-Caliber Precision

When paired with Hodgdon powders, the .17 Ackley Hornet reveals just how refined a wildcat cartridge can become. Born from the classic .22 Hornet case and improved by P.O. Ackley’s signature shoulder angle and necking down, this cartridge has earned respect in handloading circles for its balance of speed, efficiency, and shootability.

Hodgdon’s load data helps unlock the cartridge’s full potential, offering consistent ignition and pressure stability across a wide range of temperature and elevation conditions. Popular powders like H4198 or Lil’Gun are frequently paired with light 20-grain bullets, reaching speeds in the 3,600 to 3,700 fps range — ideal for precision varmint work where flat trajectory and minimal pelt damage are key.

Unlike louder and more powder-hungry cartridges, the .17 Ackley Hornet thrives on modest charge weights and low recoil. This makes it perfect for high-volume shooting in areas where noise and cost matter — from prairie dog towns to rural backyards. Hodgdon’s clean-burning propellants further enhance the Hornet’s appeal by keeping barrels cooler and maintenance simple.

Handloaders typically form brass from standard .22 Hornet cases, fire-forming them to the improved Ackley dimensions before developing final loads. Once formed, Hodgdon’s data offers flexibility for fine-tuning accuracy, especially in custom rifles with tight chambers and specific twist rates (usually 1-in-10 or 1-in-12).

The .17 Ackley Hornet isn’t just a nostalgic oddity — with modern powders and careful loading, it’s a precise and surprisingly capable tool for anyone chasing small game or sub-MOA groups. Hodgdon’s contribution to its load development keeps this wildcat alive and well in today’s varmint fields.

Source: Wolfe Publishing