Mil-w-409 mil spec 1st material response overall or mil-w-409 mil spec 2nd material response overall or sae assn std 3rd material response overall or sae assn std 4th material response overall or sae assn std 5th material response overall or sae assn std 6th material response overall or sae assn std 7th material response overall or sae assn std 8th material response overall or sae assn std 9th material response overall or sae assn std 10th material response overall