Armor Level

Protection

1

4 g (62 gr) 5.56×45mm M855 BT at a velocity of 900 m/s ± 20 m/s (2952 ft/s ± 66 ft/s)

9.6 g (149 gr) 7.62×51mm NATO M80 ball bullets at a velocity of 833 m/s ± 20 m/s (2732 ft/s ± 66 ft/s).

3.6 g (56 gr) 5.56×45mm M193 BT at a velocity of 937 m/s ± 20 m/s (3074 ft/s ± 66 ft/s).

2

7.7 g (118 gr) 7.62×39mm BZ API (armor-piercing incendiary) bullets at a velocity of 695 m/s ± 20 m/s (2280 ± 66 ft/s)

3

10.4 g (160 gr) 7.62×54mmR B32 API bullets at a velocity of 854 ± 20 m/s (2801 ± 66 ft/s)

8.4 g (129 gr) 7.62×51mm Nammo AP8/US M993 armor-piercing bullets at a velocity of 930 ± 20 m/s (3051±33 ft/s)

4

63.4 g (978 gr) 14.5×114mm B32 API bullets at a velocity of 911 ± 20 m/s (2988 ± 66 ft/s)

5

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134 g (2067 gr) 25×137mm APDS-T M791 bullets at a velocity of 1258 ± 20 m/s (4127 ± 66 ft/s)