Federal Premium 40 S&W 165 Grain Hydra-Shok Deep Hollow Point ammunition is built on a foundation of premium components. Each round uses primers that undergo rigorous dimensional tolerance and charge weight inspections to guarantee consistent ignition shot after shot. The propellants are specially formulated to Federal’s exacting standards—clean-burning powders selected from the highest grades available, delivering consistency and reliability throughout your shooting.
This Defense line ammunition is engineered to provide consistent expansion, optimum penetration, and superior terminal performance. The 165 grain bullet weight and propellant selection are optimized for the most efficient cycling and accuracy in subcompact handguns.






