HOSDB2017/04rev. 2017ACTIVE
HOSDB Body Armour Standard 2017
UK Home Office Centre for Applied Science and Technology (CAST, formerly HOSDB) body armor standard used by UK police and military procurement. Four threat classes: HG1, HG2, RF1, KR1 (knife/edge). Conceptually similar to NIJ 0101.06 but with UK-specific fragmentation test.
Body armor
Authoritative source Threat levels
| Level | Threat | Velocity (m/s) | Notes | impact_joules |
|---|---|---|---|---|
| HG1 | 9mm FMJ | 365 | Low-risk patrol | — |
| HG2 | .357 Mag SJHP | 430 | Elevated risk | — |
| RF1 | 7.62x51 NATO Ball | 838 | Rifle protection | — |
| KR1 | Engineered knife, 24 joules | — | — | 24 |
Published
Apr 1, 2017
Effective
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Certified products (on ArmorOS)
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Slug
hosdb-2017
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