The Federal Premium ELD-X .308 Winchester 178gr (Federal part no. P308ELDX1) is a 20-round box of rifle ammunition from Federal. The ELD-X is a match-accurate hunting bullet with a polymer tip, a concentric copper jacket and a heavy-for-caliber profile that Federal pairs with a very high ballistic coefficient. Federal lists a muzzle velocity of 2610 fps and 2692 ft-lbs of muzzle energy. Federal lists the use as big game and long range, which points this load at the field rather than the plinking line.

Key Specifications

• Chambering is .308 Winchester, so this load is meant for firearms marked for that cartridge.
• Bullet weight is 178 grains, the mass that sets this load’s velocity and energy figures.
• The bullet is the ELD-X, a match-accurate hunting design with a polymer tip and a concentric copper jacket.
• Muzzle velocity is 2610 fps, the figure Federal publishes to anchor this load’s trajectory table.
• Muzzle energy is 2692 ft-lbs, taken from Federal’s published ballistics table for this load.
• At 300 yards Federal lists 2152 fps and 1829 ft-lbs, a useful read on what the bullet carries to distance.
• The ballistic coefficient is listed at .552, a measure of how well the bullet resists drag in flight.
• The polymer tip resists deformation and initiates expansion at extreme range, per Federal.
• The bullet has a robust shank and is described by Federal as heavy for caliber.
• Each box holds 20 rounds, a practical count for sighting in and for a season in the field.

Frequently Asked Questions

What are the ballistics for the 178gr ELD-X? Federal lists 2610 fps and 2692 ft-lbs at the muzzle, falling to 2152 fps and 1829 ft-lbs at 300 yards.

What bullet does this .308 Winchester load use? It uses a 178-grain ELD-X bullet. Federal describes it as a polymer-tipped, concentric-jacket hunting bullet with an extremely high ballistic coefficient.

How many rounds are in the box? The box holds 20 rounds of .308 Winchester ammunition, and Federal lists the package quantity as 20.

Buy the Federal Premium ELD-X .308 Winchester 178gr Rifle Ammunition, 20-Round Box

Pick up a box of the ELD-X .308 Winchester 178gr from our Lubbock, Texas gun shop and it goes out with fast, insured shipping. Browse more Federal loads in our rifle ammunition selection while you are here.