Armor Thickness Threat Level Ballistic Protection
Metric Imperial
3mm 0.118″ 9mm Luger, 124 Grain, FMJ NIJ Level IIIA
.44 Magnum, 240 Grain, LSWCGC UL Level 3
4.76mm 3/16″ 7.62 x 39 mm, MSC, 123 grain NIJ, Level Special UL, Fills between Levels 3 and 4
6.35mm 1/4″ 7.62 x 51 mm, 149 grain, M80, Ball NIJ Level III UL, Level 4
7.94mm 5/16″ 7.6 mm, M80 @ 2900 fps UL, Level 8
9.53mm 3/8″ 5.56 x 45 mm, 55 Grain, M193 Ball UL, Level 7
12.7mm 1/2″ .30-06, M2AP @ 2850 fp NIJ Level IV All UL Levels