TM 1-8415-216-12&P
1-9. LOCATION AND DESCRIPTION OF MAJOR COMPONENTS
a. Standard Components
Figure 1-2. Standard Components of AIHS
1 HELMET SHELL. Protects the head from impact; provides for ventilation.
2 BOOM/MICROPHONE ASSEMBLY. Part of communications assembly, which also
includes earphones and a communications cord.
3 STRAP ASSEMBLY, CHIN. Stabilizes the helmet on the head; consists of earcup
retaining pads, a chinstrap, and a nape strap pad with adjustable straps.
4 EARCUPS. Protect hearing by reducing noise and absorbing lateral impact.
5 LINING, HELMET, SHOCK (TPL). Optimizes fit and comfort; can be heat-softened
and custom-fitted if necessary.
6 LINING, HELMET, SHOCK (EAL). Absorbs and reduces impact forces.
7 DUAL VISOR ASSEMBLY. Protects the wearer’s eyes from sun glare, flash fires,
ballistic spall, dust, and foreign particles; provides a mounting area for ANVIS night
vision goggles.
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