The Remington UMC .223 Rem 55gr FMJ 200-Round box (Remington part no. 23683) is a full metal jacket load in .223 Remington from the UMC rifle line, packed in a 200-round box. UMC takes its name from the Union Metallic Cartridge Company, which began making ammunition in 1867, and Remington positions the line as dependable, American-made ammunition at a value built for volume. Remington rates the 55 grain bullet at 3240 fps with 1282 ft-lbs of muzzle energy and a ballistic coefficient of .202. Remington lists this item for long range and target shooting, and the line as a whole is aimed at training, target shooting and varmint hunting.

Key Specifications

• The chambering is .223 Remington, which Remington lists as 223 Rem for this load.
• Bullet weight is 55 grains, the mass behind the velocity and energy figures below.
• The bullet is a full metal jacket, the construction Remington specifies for this item.
• Muzzle velocity is 3240 fps, the speed Remington publishes for this load.
• Muzzle energy is 1282 ft-lbs, the figure Remington lists before the bullet slows downrange.
• The ballistic coefficient is .202, a measure of how well the bullet resists drag in flight.
• Package quantity is 200 rounds, the count you receive in a 200-round box.
• The listed usage is long range, target shooting, the applications Remington has this load assigned to.
• Velocity at 100 yards is 2759 fps, from the ballistics table Remington publishes for this item.
• Energy at 100 yards is 929 ft-lbs, from the same Remington ballistics table.

Frequently Asked Questions

Is this a .223 Remington or a 5.56 NATO load? Remington lists it as 223 Rem, which is a different designation from 5.56x45mm NATO, so match it to the cartridge marked on your barrel.

What is this UMC load meant for? Remington lists this item for long range and target shooting, and describes UMC as dependable, American-made ammunition priced for training and practice.

How many rounds come in this package? This listing is a 200-round box, which is the package quantity Remington publishes for this part number.

Buy the Remington UMC .223 Rem 55gr FMJ 200-Round Box Rifle Ammunition

This listing is a 200-round box of a 55 grain full metal jacket load rated at 3240 fps, so you can compare it directly with the other weights and counts in the UMC family before you choose. Order from Remington‘s selection of rifle ammunition for fast, insured shipping from our Lubbock, Texas gun shop.