Mil-s-18728, cond n mil std single material response overall
Mil-s-18728 mil spec 1st material response overall or mil-s-18729 mil spec 2nd material response overall
Mil-s-18728 mil spec single material response
Mil-s-18728 mil spec single material response
Mil-s-18728 mil spec 1st material response and mil-s-18729, comp 4130 mil spec 2nd material response
Mil-s-18728 mil spec single material response or mil-s-19729 mil spec single material response
Mil-s-18728 mil spec single material response or mil-s-18729 mil spec single material response or ams 6434 assn std single material response
Mil-s-18728 mil spec 1st material response overall or mil-s-18729 mil spec 2nd material response overall
Mil-s-18728 mil spec 1st material response overall or mil-s-18729 mil spec 2nd material response overall or mil-s-18733 mil spec 3rd material response overall