Will a .223 Remington Penetrate Red Brick?

Yes — defeats a 90 mm red brick barrier
Penetration depth
176 mm (6.9″)
Impact velocity
990 m/s (3248 fps)
Muzzle energy
1764 J (1301 ft-lb)
Bullet behaviour
Intact

Fired at the muzzle, a representative .223 Remington load (3.6 g, FMJ, 990 m/s) reaches roughly 176 mm (6.9 inches) into red brick. That is enough to defeat a typical barrier of this material — treat anything behind it as exposed.

About Red Brick

A single wythe of red brick (~90 mm) is typical of older exterior walls.

.223 Remington against other materials

MaterialDepth (mm)Depth (in)
Concrete171 mm6.7″
Tempered Glass26 mm1.0″
Steel A3613 mm0.5″
Steel AR5008 mm0.3″
Aluminum 606124 mm0.9″
Run your own numbers in the calculator →

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