Will a .22 LR Penetrate Kevlar NIJ III?

No — stops inside kevlar nij iii (reaches 1 mm of a 5 mm barrier)
Penetration depth
1 mm (0.1″)
Impact velocity
330 m/s (1083 fps)
Muzzle energy
142 J (104 ft-lb)
Bullet behaviour
Intact

Fired at the muzzle, a representative .22 LR load (2.6 g, FMJ, 330 m/s) reaches roughly 1 mm (0.1 inches) into kevlar nij iii. It loses its energy before defeating a typical barrier of this material.

About Kevlar NIJ III

A soft body-armor panel is roughly 5 mm of layered Kevlar.

.22 LR against other materials

MaterialDepth (mm)Depth (in)
Red Brick49 mm1.9″
Concrete26 mm1.0″
Tempered Glass11 mm0.4″
Steel A362 mm0.1″
Steel AR5001 mm0.0″
Run your own numbers in the calculator →

Related