Underwriters Laboratory. STANDARD 752

Class
Type of Weapon
Caliber
Ammunition
Level 1 9 mm 9 mm x 19 FMJ/LC
Level 2 .357 Magnum .357 Magnum JLSP
Level 3 .44 Magnum .44 Magnum LSW GC
Level 4 30.06 Riffle 30.06 Riffle LSP
Level 5 7.62 mm or .308 Rifle 7.62 mm x 51 LC/FMJ Military Ball
Level 6 9 mm Uzi 9 mm x 19 FMJ/LC
Level 7 5.56 Rifle 5.56 mm x 45 FMJ/LC
Level 8 7.62 M14 7.62 x 51 LC/FMJ Military Ball
Shotgun 12-gauge Riffled Slug Lead 28gr
Shotgun 12-gauge 00 Buckshot Lead 42gr