| Specification | ProcessDescription | Category | SpecLimits |
| AMS 2772 | Heat Treatment of Aluminum Alloy Raw Materials | Heat Treat | Limits: None |
| AMS-STD-2154 | Inspection, Ultrasonic, Wrought Metals, Process for *NOTE* NGAS ASPL approval is required when testing is performed by a secondary source other than the primary mill. | Non-Destructive Testing | Limits: Inspection, Ultrasonic, Wrought Metals,Process for *NOTE* NGAS ASPL approval is required when testing is performed by a secondary source other than the primary mill. |
| ASTM B594 | Ultrasonic Inspection of Aluminum-Alloy Wrought Products. *NOTE* NGAS ASPL approval is required when testing is performed by a secondary source other than the primary mill. | Non-Destructive Testing | Limits: Ultrasonic Inspection of Aluminum-Alloy Wrought Products. *NOTE* NGAS ASPL approval is required when testing is performed by a secondary source other than the primary mill. |
| ASTM E1417 | Standard Practice for Liquid Penetrant Testing | Non-Destructive Testing | Limits: Type I Method D Forms B & D only |
| GT 23 A | Fluorescent Penetrant Inspection | Non-Destructive Testing | Limits: Type I Method D Forms B & D only |