This specification covers an aluminum-lithium alloy in the form of extruded profiles with a maximum cross-sectional area of 19 in2 (123 cm2) and a maximum circle size of 11 inches (279 mm) from 0.040 to 0.499 inch (1.00 to 12.50 mm) in thickness (see 8.7).
Rationale:
AMS4366A is the result of a Five-Year Review and update of this specification with changes to prohibit unauthorized exceptions (3.3.2, 3.6, 4.4.1, 5.1.1, 8.6), update references (2.1, 2.3, 3.2), update composition to standard order of elements (3.1), update related to SI properties (8.4), and to allow the use of the immediate prior specification revision (8.5).
