Federal American Eagle 5.56 NATO 55gr FMJ Ammo – 20 Rounds
Federal American Eagle 5.56 NATO 55 grain FMJ ammunition is a true M193-style load designed for reliable performance, consistent accuracy, and higher velocity compared to standard .223 Remington ammunition. This 20-round box is ideal for training, target shooting, and tactical use in AR-15 platforms.
Loaded to 5.56 NATO specifications, this ammunition produces a muzzle velocity of approximately 3165 fps, delivering a flatter trajectory and stronger energy compared to many .223 loads.
5.56 NATO vs .223 Remington
This is true 5.56 NATO ammunition, meaning it operates at higher pressure than standard .223 Remington loads. This results in:
- Higher velocity
- Flatter trajectory
- More reliable cycling in AR-platform rifles
Firearms chambered in 5.56 NATO or .223 Wylde can safely fire this ammunition.
Performance & Best Use
- Range training and practice
- Target shooting
- Tactical drills and carbine training
- High-volume shooting sessions
The 55 grain full metal jacket projectile provides smooth feeding, reduced fouling, and consistent accuracy — making it a go-to choice for shooters who want dependable training ammunition.
Product Specifications
- SKU: AE193
- UPC: 604544703917
- Brand: Federal
- Series: American Eagle
- Caliber: 5.56x45mm NATO
- Bullet Weight: 55 Grain
- Bullet Type: Full Metal Jacket (FMJ)
- Muzzle Velocity: 3240 fps
- Muzzle Energy: 1282 ft-lbs
- Rounds: 20
- Casing: Brass
- Condition: Factory new production ammunition
Why Buy From Top Gun Ammo?
Orders ship directly from our warehouse — we do not drop ship. Every order is processed and packaged in-house to ensure accuracy, secure packaging, and fast fulfillment so you can buy reliable 5.56 NATO ammunition with confidence.
Who This Ammo Is For
This load is ideal for shooters who want true 5.56 NATO performance rather than lower-pressure .223 Remington. If you want reliable cycling, higher velocity, and consistent performance for your AR-15 — this is a proven training and tactical round.
Frequently Asked Questions
Is this 5.56 NATO or .223 Remington?
This is 5.56 NATO ammunition, which operates at higher pressure and velocity than standard .223 Remington.
Can I shoot this in a .223 rifle?
Only if your rifle is rated for 5.56 NATO or .223 Wylde. Standard .223-only chambers are not recommended for 5.56 NATO.
Is this good for AR-15 rifles?
Yes. This ammunition is designed for reliable function and performance in AR-15 platforms.
What is FMJ ammunition best used for?
FMJ (Full Metal Jacket) ammunition is ideal for range training and target shooting due to reliable feeding and reduced fouling.
