SAE AMS 4250C:2019-01-02

Aluminum Alloy, Plate 8.1Zn - 2.3Mg - 1.0Cu - Zr (7449-T7651) Solution Heat Treated, Stress Relieved, and Overaged

This specification covers an aluminum alloy in the form of plate 0.250 to 4.000 inch (6.35 to 102.0 mm) inclusive, in nominal thickness (see 8.5).