Mil-s-6758,cond f4 mil spec single material response overall
66 fed std 1st material response sleeve or astm a547 assn std 2nd material response sleeve or 66 fed std 3rd material response sleeve or mil-s-6758 mil spec 3rd material response sleeve
Mil-s-6758,cond c4 mil spec single material response overall or mil-s-6758,cond d4 mil spec single material response overall
Mil-s-6758,cond f4 mil spec single material response overall
Mil-s-6758 mil spec single material response overall