Mil-g-1149, type 2, class 5 mil spec single material response seat
Mil-g-1149, type 1, class 1 mil spec single material response
Mil-g-1149, type 1, class 3 mil spec single material response
Mil-g-1149,ty 1 mil spec single material response overall
Mil-g-1149, type 2, class 5 mil spec single material response seat