UL Information

 

Ballistic Level Protection From Weapon Muzzle Energy (ft-pounds) Joules
I Handguns of Medium Power 9mm and the like 380 to 460 515 to 624
II Handguns of high power .357 Magnum and the like 548 to 663 743 to 889
III Handguns of super power .44 Magnum and the like 971 to 1175 1370 to 1593
IV High power hunting and sporting rifles .30-.06 rifle and the like 2580 to 3120 3498 to 4929
V Military ball full metal copper jacket ammunition 308 Winchester or a military rifle 2518 to 3048 3416 to 4133
VI Multiple shots from a sub-machine gun 9mm Uzi 540 to 653 732 to 885
VII Multiple shots from a military rifle M-16 1158 to 1402 1570 to 1901
VIII Multiple shots from a ?????? M-14 2519 to 3048 3416 to 4133

 

 

Standard Weapon Caliber Bullet Weight (grams) Bullet Velocity (fps) Number of Shots Range (ft) Threat Level, Rating
NIJ .22L.R. 40 1050 5 16.0 I
NIJ .38 Special 158 850 5 16.0 I
NIJ 9mm/19 (LV) 124 1090 5 16.0 II-A
NIJ 9mm/19 (HV) 124 1175 5 16.0 II
UL .38 super auto. 130 1248 3 15.0 Level 1
NIJ .357 mag (LV) 158 1250 5 16.0 II-A
UL .357 mag (HV) 158 1419 3 15.0 Level 2
BSI .357 mag (HV) 158 1476 3 9.84 G1
BSI 9mm/19 (HV) 115 1345 3 9.84 G0
UL .44 mag 240 1430 3 15.0 Level 3
BSI .44 mag 240 1549 3 9.84 G2
NIJ .44 mag 240 1400 5 16.0 III-A
UL .30-.06 220SRP 2350 1 15.0 Level 4
BSI 7.62/51mm 147(M80) 2070 3 32.81 G3
NIJ 7.62/51mm 147(M80) 2750 5 16.0 III
NIJ .30-.06 165(AP,M2) 2850 1 16.0 IV

 

NIJ - National Institute of Justice, U.S. Department of Justice, Ballistic Resistant Protective Materials, NIJ Standard - 0108.01, Sept. 1985

UL - ANSI American National Standards Institutes / Underwriters Laboratories Inc. Standard for Bullet-Resisting "Equipment", ANSI/UL 752 - 1985, Rev. 13, May 1988.

BSI - British Standards Institution, Security Glazing, Part 1. Specification for Bullet-Resisting Glazing for interior use.  BS 5051, Oct. 1973

Abbreviations