Qq-a-250/5 t3 fed spec 1st material response or qq-a-250/4 t351 fed spec 1st material response and mil-c-5059 mil spec 2nd material response
Qq-a-250/5 t3 fed spec 1st material response or qq-a-25014 t351 fed spec 1st material response and mil-c-5059 mil spec 2nd material response