Federal American Eagle 5.7x28mm ammunition (brand part no. AE5728A CASE) loads a 40-grain full metal jacket bullet at 1655 fps, built to hit and train harder with the proven American Eagle line. This FMJ loading is engineered to feel similar to Federal’s self-defense and competition 5.7x28mm loads, giving shooters a familiar recoil impulse and point of impact for genuinely realistic practice rather than a mismatched training substitute. That performance match matters for 5.7x28mm shooters who carry or compete with the platform and want their range reps to translate directly. This listing is a full 500-round case, sized for shooters who put serious volume through their 5.7x28mm firearms. For 5.7x28mm shooters who want realistic, affordable practice ammunition, this handgun ammunition from Federal is built for exactly that.

Key Specifications

• The chambering is 5.7x28mm, a high-velocity, low-recoil cartridge used in pistols and PDW-style platforms.
• The bullet weighs 40 grains, the standard 5.7x28mm practice weight.
• The bullet is a full metal jacket (FMJ), built for reliable feeding rather than expansion.
• Muzzle velocity is rated at 1655 fps.
• This load is engineered to match the feel of self-defense and competition loads, for realistic practice.
• This listing ships as a 500-round case.

Frequently Asked Questions

Why train with FMJ that performance-matches defensive loads? American Eagle is built to feel similar to Federal’s self-defense and competition 5.7x28mm loads, so practice reps translate more directly to a carry or competition gun.

What platforms run 5.7x28mm? Pistols and PDW-style firearms chambered in 5.7x28mm.

Buy the Federal American Eagle 5.7x28mm 40gr FMJ Ammunition

Practice ammunition only helps if it behaves like what’s actually carried or competed with, and American Eagle is built around exactly that match. Order it from our Lubbock, Texas gun shop for fast shipping straight to your door.