N.I.J. STANDARD 0108.01

Level
Type of Weapon
Caliber
Ammunition
I.22 LR Handgun.22 LRLRHV
.38 Special.38 SpRN Lead
IIA.357 Magnum.357 MagnumJSP 158 gr
9 mm Handgun9 mm x 19FMJ 124 gr
II.357 Magnum.357 MagnumHV/JSP 158gr
9 mm Handgun9 mm x 19HV/FMJ 124gr
IIIA.44 MG Handgun.44 MagnumLead GC 240gr
9 mm S.M.G.9 mm x 19FMJ 124gr
III7.62 or .308 Rifle7.62mm x 15.308 FMJ 150gr
IVM147.62mm x 63AP 30.06

Abbreviations:

AP:
Armor Piercing
LRHV:
Long Rifle High Velocity
FMJ:
Full Metal Jacketed
RN:
Round Nose
JSP:
Jacketed Soft Point
SWC:
Semi-Wad cutter