QUESTION: In regards to the Projected Protection Area on Head (PPAH), is there a standard head form used for this calculation and is it size specific?
ANSWER: Yes, a size medium headform CAD/E model will be government furnished upon release of the RFP.

QUESTION: What is the PPAH for a medium ACH?
ANSWER: IAW with the MICH specification to be released with the RFP, the PPAH requirement for the size medium is not less than 95 square inches.

Question: Will there be a mandated sources for the MICH pad suspension or retention systems?
Answer: No

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