ArmorOS
Standards reference

Ballistic standards for body armor, shields, and helmets

The authoritative US standards for Personal Protection armor — NIJ, ASTM, MIL-STD, MIL-DTL, and ACH — alongside internationally-relevant HP-White, UK HOSDB, and European VPAM. Click a standard for threat levels, adoption timeline, and linked certified products.

NIJ3 standards

ASTM2 standards

MIL-STD1 standard

MIL-DTL1 standard

HP-White1 standard

HOSDB1 standard

VPAM1 standard

About this reference

Each standard page links out to the authoritative issuing body (NIJ, ASTM, DoD DLA, etc.) so the source is always one click away. We do not reproduce standard documents verbatim — we publish editorial summaries, threat-level tables, adoption context, and product-certification linkage. If you need the exact language of a spec, follow the source link.