16 CFR § 1203.9 - Test headforms.

§ 1203.9 Test headforms.

The headforms used for testing shall be selected from sizes A, E, J, M, and O, as defined by DRAFT ISO/DIS 6220–1983, in accordance with § 1203.10. Headforms used for impact testing shall be rigid and be constructed of low-resonance K–1A magnesium alloy.