Sae 302 assn std 1st material response and aisi 302 assn std 2nd material response and mil-s-5059, type 302 mil spec 3rd material response and ams 5688 assn std 4th material response
Mil-s-5059 mil spec 1st material response overall and mil-s-6721 mil spec 2nd material response overall and mil-s-6721 mil spec 3rd material response overall and mil-s-6721 mil spec 4th material response overall
Mil-s-5059 mil spec 1st material response or mil-s-5059 mil spec 2nd material response or astm a582 assn std 3rd material response