These specifications cover the design and performance requirements, and associated test procedures for helmets used in the activities of skateboarding and trick roller skating. When tested, the helmets shall meet specified requirements for the peak acceleration and time duration, headforms and sizes, anvils for impact (flat, cylindrical hazard, and triangular hazard anvils), dynamic strength retention system, and impact sites, velocity, and schedule.

1.1 This specification covers performance requirements for helmets to be used in the activities of skateboarding and trick roller skating.

1.2 All testing and requirements of this specification shall be in accordance with Test Methods F 1446, except where noted herein.

1.3 Partial utilization of this specification is prohibited. Any statement of compliance with this specification shall be a certification that the headgear meets all of the requirements of the specification in their entirety. A headgear that fails to meet any one of the requirements of this specification is considered to have failed the specification, and shall not be sold with any indication that it meets parts of the specification.

1.4 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.